diff --git a/packages/driver/src/codecs/boolean.ts b/packages/driver/src/codecs/boolean.ts
index 1d11eafb8..ec50124f5 100644
--- a/packages/driver/src/codecs/boolean.ts
+++ b/packages/driver/src/codecs/boolean.ts
@@ -21,7 +21,7 @@ import { type ICodec, ScalarCodec } from "./ifaces";
 import { InvalidArgumentError } from "../errors";
 
 export class BoolCodec extends ScalarCodec implements ICodec {
-  tsType = "boolean";
+  override tsType = "boolean";
 
   encode(buf: WriteBuffer, object: any): void {
     const typeOf = typeof object;
diff --git a/packages/driver/src/codecs/bytes.ts b/packages/driver/src/codecs/bytes.ts
index f356d6e7a..0bc62c593 100644
--- a/packages/driver/src/codecs/bytes.ts
+++ b/packages/driver/src/codecs/bytes.ts
@@ -21,7 +21,7 @@ import { type ICodec, ScalarCodec } from "./ifaces";
 import { InvalidArgumentError } from "../errors";
 
 export class BytesCodec extends ScalarCodec implements ICodec {
-  tsType = "Uint8Array";
+  override tsType = "Uint8Array";
 
   encode(buf: WriteBuffer, object: any): void {
     if (!(object instanceof Uint8Array)) {
diff --git a/packages/driver/src/codecs/datetime.ts b/packages/driver/src/codecs/datetime.ts
index 1422fc631..290ba5458 100644
--- a/packages/driver/src/codecs/datetime.ts
+++ b/packages/driver/src/codecs/datetime.ts
@@ -41,7 +41,7 @@ const TIMESHIFT = 946684800000;
 const DATESHIFT_ORD = ymd2ord(2000, 1, 1);
 
 export class DateTimeCodec extends ScalarCodec implements ICodec {
-  tsType = "Date";
+  override tsType = "Date";
 
   encode(buf: WriteBuffer, object: unknown): void {
     if (!(object instanceof Date)) {
@@ -66,8 +66,8 @@ export class DateTimeCodec extends ScalarCodec implements ICodec {
 }
 
 export class LocalDateTimeCodec extends ScalarCodec implements ICodec {
-  tsType = "LocalDateTime";
-  tsModule = "edgedb";
+  override tsType = "LocalDateTime";
+  override tsModule = "edgedb";
 
   encode(buf: WriteBuffer, object: unknown): void {
     if (!(object instanceof LocalDateTime)) {
@@ -123,8 +123,8 @@ export class LocalDateTimeCodec extends ScalarCodec implements ICodec {
 }
 
 export class LocalDateCodec extends ScalarCodec implements ICodec {
-  tsType = "LocalDate";
-  tsModule = "edgedb";
+  override tsType = "LocalDate";
+  override tsModule = "edgedb";
   encode(buf: WriteBuffer, object: unknown): void {
     if (!(object instanceof LocalDate)) {
       throw new InvalidArgumentError(
@@ -142,8 +142,8 @@ export class LocalDateCodec extends ScalarCodec implements ICodec {
 }
 
 export class LocalTimeCodec extends ScalarCodec implements ICodec {
-  tsType = "LocalTime";
-  tsModule = "edgedb";
+  override tsType = "LocalTime";
+  override tsModule = "edgedb";
   encode(buf: WriteBuffer, object: unknown): void {
     if (!(object instanceof LocalTime)) {
       throw new InvalidArgumentError(
@@ -199,8 +199,8 @@ export function checkValidEdgeDBDuration(duration: Duration): null | string {
 }
 
 export class DurationCodec extends ScalarCodec implements ICodec {
-  tsType = "Duration";
-  tsModule = "edgedb";
+  override tsType = "Duration";
+  override tsModule = "edgedb";
   encode(buf: WriteBuffer, object: unknown): void {
     if (!(object instanceof Duration)) {
       throw new InvalidArgumentError(
@@ -283,8 +283,8 @@ export class DurationCodec extends ScalarCodec implements ICodec {
 }
 
 export class RelativeDurationCodec extends ScalarCodec implements ICodec {
-  tsType = "RelativeDuration";
-  tsModule = "edgedb";
+  override tsType = "RelativeDuration";
+  override tsModule = "edgedb";
   encode(buf: WriteBuffer, object: unknown): void {
     if (!(object instanceof RelativeDuration)) {
       throw new InvalidArgumentError(`
@@ -350,8 +350,8 @@ export class RelativeDurationCodec extends ScalarCodec implements ICodec {
 }
 
 export class DateDurationCodec extends ScalarCodec implements ICodec {
-  tsType = "DateDuration";
-  tsModule = "edgedb";
+  override tsType = "DateDuration";
+  override tsModule = "edgedb";
   encode(buf: WriteBuffer, object: unknown): void {
     if (!(object instanceof DateDuration)) {
       throw new InvalidArgumentError(`
diff --git a/packages/driver/src/codecs/ifaces.ts b/packages/driver/src/codecs/ifaces.ts
index fa1bc0f8b..ab9dd93f5 100644
--- a/packages/driver/src/codecs/ifaces.ts
+++ b/packages/driver/src/codecs/ifaces.ts
@@ -101,7 +101,7 @@ export abstract class ScalarCodec extends Codec {
   readonly tsType: string = "unknown";
   readonly tsModule: string | null = null;
 
-  getKnownTypeName(): string {
+  override getKnownTypeName(): string {
     if (this.typeName) {
       return this.typeName;
     }
diff --git a/packages/driver/src/codecs/json.ts b/packages/driver/src/codecs/json.ts
index 5acdcb4d5..2a3fd5d2e 100644
--- a/packages/driver/src/codecs/json.ts
+++ b/packages/driver/src/codecs/json.ts
@@ -25,7 +25,7 @@ import { type ICodec, ScalarCodec } from "./ifaces";
 import { InvalidArgumentError, ProtocolError } from "../errors";
 
 export class JSONCodec extends ScalarCodec implements ICodec {
-  tsType = "unknown";
+  override tsType = "unknown";
 
   readonly jsonFormat: number | null = 1;
 
@@ -68,7 +68,7 @@ export class JSONCodec extends ScalarCodec implements ICodec {
 }
 
 export class PgTextJSONCodec extends JSONCodec {
-  readonly jsonFormat = null;
+  override readonly jsonFormat = null;
 }
 
 export class JSONStringCodec extends ScalarCodec implements ICodec {
@@ -101,5 +101,5 @@ export class JSONStringCodec extends ScalarCodec implements ICodec {
 }
 
 export class PgTextJSONStringCodec extends JSONStringCodec {
-  readonly jsonFormat = null;
+  override readonly jsonFormat = null;
 }
diff --git a/packages/driver/src/codecs/memory.ts b/packages/driver/src/codecs/memory.ts
index c29fd4701..dcb6cc8e4 100644
--- a/packages/driver/src/codecs/memory.ts
+++ b/packages/driver/src/codecs/memory.ts
@@ -22,8 +22,8 @@ import { ConfigMemory } from "../datatypes/memory";
 import { InvalidArgumentError } from "../errors";
 
 export class ConfigMemoryCodec extends ScalarCodec implements ICodec {
-  tsType = "ConfigMemory";
-  tsModule = "edgedb";
+  override tsType = "ConfigMemory";
+  override tsModule = "edgedb";
 
   encode(buf: WriteBuffer, object: any): void {
     if (!(object instanceof ConfigMemory)) {
diff --git a/packages/driver/src/codecs/numbers.ts b/packages/driver/src/codecs/numbers.ts
index 7f6a4cf63..ba143ddf0 100644
--- a/packages/driver/src/codecs/numbers.ts
+++ b/packages/driver/src/codecs/numbers.ts
@@ -21,7 +21,7 @@ import { type ICodec, ScalarCodec } from "./ifaces";
 import { InvalidArgumentError } from "../errors";
 
 export class Int64Codec extends ScalarCodec implements ICodec {
-  tsType = "number";
+  override tsType = "number";
   encode(buf: WriteBuffer, object: any): void {
     if (typeof object !== "number") {
       throw new InvalidArgumentError(`a number was expected, got "${object}"`);
@@ -50,7 +50,7 @@ export class Int64BigintCodec extends ScalarCodec implements ICodec {
 }
 
 export class Int32Codec extends ScalarCodec implements ICodec {
-  tsType = "number";
+  override tsType = "number";
   encode(buf: WriteBuffer, object: any): void {
     if (typeof object !== "number") {
       throw new InvalidArgumentError(`a number was expected, got "${object}"`);
@@ -65,7 +65,7 @@ export class Int32Codec extends ScalarCodec implements ICodec {
 }
 
 export class Int16Codec extends ScalarCodec implements ICodec {
-  tsType = "number";
+  override tsType = "number";
   encode(buf: WriteBuffer, object: any): void {
     if (typeof object !== "number") {
       throw new InvalidArgumentError(`a number was expected, got "${object}"`);
@@ -80,7 +80,7 @@ export class Int16Codec extends ScalarCodec implements ICodec {
 }
 
 export class Float32Codec extends ScalarCodec implements ICodec {
-  tsType = "number";
+  override tsType = "number";
   encode(buf: WriteBuffer, object: any): void {
     if (typeof object !== "number") {
       throw new InvalidArgumentError(`a number was expected, got "${object}"`);
@@ -95,7 +95,7 @@ export class Float32Codec extends ScalarCodec implements ICodec {
 }
 
 export class Float64Codec extends ScalarCodec implements ICodec {
-  tsType = "number";
+  override tsType = "number";
   encode(buf: WriteBuffer, object: any): void {
     if (typeof object !== "number") {
       throw new InvalidArgumentError(`a number was expected, got "${object}"`);
diff --git a/packages/driver/src/codecs/numerics.ts b/packages/driver/src/codecs/numerics.ts
index a59c0e9a3..59b22a51a 100644
--- a/packages/driver/src/codecs/numerics.ts
+++ b/packages/driver/src/codecs/numerics.ts
@@ -24,7 +24,7 @@ const NUMERIC_POS = 0x0000;
 const NUMERIC_NEG = 0x4000;
 
 export class BigIntCodec extends ScalarCodec implements ICodec {
-  tsType = "bigint";
+  override tsType = "bigint";
 
   encode(buf: WriteBuffer, object: any): void {
     if (typeof object !== "bigint") {
@@ -73,7 +73,7 @@ export class BigIntCodec extends ScalarCodec implements ICodec {
 }
 
 export class DecimalStringCodec extends ScalarCodec implements ICodec {
-  tsType = "string";
+  override tsType = "string";
 
   encode(buf: WriteBuffer, object: any): void {
     if (typeof object !== "string") {
diff --git a/packages/driver/src/codecs/pgvector.ts b/packages/driver/src/codecs/pgvector.ts
index b81d076a2..e24034eb3 100644
--- a/packages/driver/src/codecs/pgvector.ts
+++ b/packages/driver/src/codecs/pgvector.ts
@@ -30,7 +30,7 @@ import { SparseVector } from "../datatypes/pgvector";
 export const PG_VECTOR_MAX_DIM = (1 << 16) - 1;
 
 export class PgVectorCodec extends ScalarCodec implements ICodec {
-  readonly tsType = "Float32Array";
+  override readonly tsType = "Float32Array";
 
   encode(buf: WriteBuffer, object: any): void {
     if (!(object instanceof Float32Array || Array.isArray(object))) {
@@ -87,8 +87,8 @@ export class PgVectorCodec extends ScalarCodec implements ICodec {
 }
 
 export class PgVectorHalfVecCodec extends ScalarCodec implements ICodec {
-  readonly tsType = "Float16Array";
-  readonly tsModule = "edgedb";
+  override readonly tsType = "Float16Array";
+  override readonly tsModule = "edgedb";
 
   encode(buf: WriteBuffer, object: any): void {
     if (!(isFloat16Array(object) || Array.isArray(object))) {
@@ -154,8 +154,8 @@ export class PgVectorHalfVecCodec extends ScalarCodec implements ICodec {
 }
 
 export class PgVectorSparseVecCodec extends ScalarCodec implements ICodec {
-  readonly tsType = "SparseVector";
-  readonly tsModule = "edgedb";
+  override readonly tsType = "SparseVector";
+  override readonly tsModule = "edgedb";
 
   encode(buf: WriteBuffer, object: any): void {
     if (!(object instanceof SparseVector)) {
diff --git a/packages/driver/src/codecs/text.ts b/packages/driver/src/codecs/text.ts
index 1065d1235..26d33d757 100644
--- a/packages/driver/src/codecs/text.ts
+++ b/packages/driver/src/codecs/text.ts
@@ -22,7 +22,7 @@ import { type ICodec, ScalarCodec } from "./ifaces";
 import { InvalidArgumentError } from "../errors";
 
 export class StrCodec extends ScalarCodec implements ICodec {
-  tsType = "string";
+  override tsType = "string";
 
   encode(buf: WriteBuffer, object: any): void {
     if (typeof object !== "string") {
diff --git a/packages/driver/src/codecs/uuid.ts b/packages/driver/src/codecs/uuid.ts
index 91cd179cf..9578a2552 100644
--- a/packages/driver/src/codecs/uuid.ts
+++ b/packages/driver/src/codecs/uuid.ts
@@ -37,7 +37,7 @@ function UUIDBufferFromString(uuid: string): Uint8Array {
 }
 
 export class UUIDCodec extends ScalarCodec implements ICodec {
-  tsType = "string";
+  override tsType = "string";
 
   encode(buf: WriteBuffer, object: any): void {
     if (typeof object === "string") {
diff --git a/packages/driver/src/datatypes/datetime.ts b/packages/driver/src/datatypes/datetime.ts
index 17afc3db7..79f58bf3c 100644
--- a/packages/driver/src/datatypes/datetime.ts
+++ b/packages/driver/src/datatypes/datetime.ts
@@ -274,7 +274,7 @@ export class LocalDateTime extends LocalDate {
     return localTimeInstances.get(this)!.nanosecond;
   }
 
-  toString(): string {
+  override toString(): string {
     return `${super.toString()}T${localTimeInstances.get(this)!.toString()}`;
   }
 }
diff --git a/packages/driver/src/errors/base.ts b/packages/driver/src/errors/base.ts
index dc956f39c..f5c3ff190 100644
--- a/packages/driver/src/errors/base.ts
+++ b/packages/driver/src/errors/base.ts
@@ -22,7 +22,7 @@ export class EdgeDBError extends Error {
     this._message = message ?? "";
   }
 
-  get message() {
+  override get message() {
     return (
       this._message +
       (this._query && this._attrs
@@ -31,7 +31,7 @@ export class EdgeDBError extends Error {
     );
   }
 
-  get name(): string {
+  override get name(): string {
     return this.constructor.name;
   }
 
diff --git a/packages/driver/src/fetchConn.ts b/packages/driver/src/fetchConn.ts
index 5f9f76296..6212a3df1 100644
--- a/packages/driver/src/fetchConn.ts
+++ b/packages/driver/src/fetchConn.ts
@@ -68,7 +68,7 @@ class BaseFetchConnection extends BaseRawConnection {
     this.authenticatedFetch = fetch;
   }
 
-  protected async _waitForMessage(): Promise<void> {
+  protected override async _waitForMessage(): Promise<void> {
     if (this.buffer.takeMessage()) {
       return;
     }
@@ -141,11 +141,11 @@ class BaseFetchConnection extends BaseRawConnection {
     }
   }
 
-  protected _sendData(data: Uint8Array): void {
+  protected override _sendData(data: Uint8Array): void {
     this.__sendData(data);
   }
 
-  async fetch(...args: Parameters<BaseRawConnection["fetch"]>) {
+  override async fetch(...args: Parameters<BaseRawConnection["fetch"]>) {
     // In protocol v3 the format of the parse/execute messages depend on the
     // protocol version. In the fetch conn we don't know the server's supported
     // proto version until after the first message is sent, so the first
@@ -183,9 +183,9 @@ class BaseFetchConnection extends BaseRawConnection {
 }
 
 export class AdminUIFetchConnection extends BaseFetchConnection {
-  adminUIMode = true;
+  override adminUIMode = true;
 
-  static create<T extends typeof BaseFetchConnection>(
+  static override create<T extends typeof BaseFetchConnection>(
     this: T,
     fetch: AuthenticatedFetch,
     registry: CodecsRegistry,
diff --git a/packages/driver/src/rawConn.ts b/packages/driver/src/rawConn.ts
index c7852b383..b8c61ecf3 100644
--- a/packages/driver/src/rawConn.ts
+++ b/packages/driver/src/rawConn.ts
@@ -194,7 +194,7 @@ export class RawConnection extends BaseRawConnection {
     }
   }
 
-  protected async _waitForMessage(): Promise<void> {
+  protected override async _waitForMessage(): Promise<void> {
     if (this.buffer.takeMessage()) {
       return;
     }
@@ -213,7 +213,7 @@ export class RawConnection extends BaseRawConnection {
     }
   }
 
-  protected _sendData(data: Uint8Array): void {
+  protected override _sendData(data: Uint8Array): void {
     this.sock.write(data);
   }
 
@@ -236,14 +236,14 @@ export class RawConnection extends BaseRawConnection {
     return tls.connect(opts);
   }
 
-  protected _abort(): void {
+  protected override _abort(): void {
     if (this.sock && this.connected) {
       this.sock.destroy();
     }
     super._abort();
   }
 
-  async close(): Promise<void> {
+  override async close(): Promise<void> {
     if (this.sock && this.connected) {
       this.sock.write(
         new WriteMessageBuffer().beginMessage(chars.$X).endMessage().unwrap(),
diff --git a/packages/driver/src/reflection/strictMap.ts b/packages/driver/src/reflection/strictMap.ts
index 3ed819b5b..647b2c0df 100644
--- a/packages/driver/src/reflection/strictMap.ts
+++ b/packages/driver/src/reflection/strictMap.ts
@@ -21,7 +21,7 @@ export class StrictMap<K, V> extends Map<K, V> {
      error on missing keys instead of returning an undefined.
      This is easier to work with when everything is strictly typed.
   */
-  get(key: K): V {
+  override get(key: K): V {
     if (!this.has(key)) {
       throw new Error(`key "${key}" is not found`);
     }
diff --git a/packages/tsconfig/base.json b/packages/tsconfig/base.json
index 0c2758394..24996518c 100644
--- a/packages/tsconfig/base.json
+++ b/packages/tsconfig/base.json
@@ -14,6 +14,7 @@
     "noImplicitThis": true,
     "removeComments": true,
     "stripInternal": true,
+    "noImplicitOverride": true,
     "noImplicitReturns": true,
     "noFallthroughCasesInSwitch": true,
     "useDefineForClassFields": true,