diff --git a/package-lock.json b/package-lock.json
index 8530cfb..f32576e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,18 +1,18 @@
 {
   "name": "@garph/gqty",
-  "version": "0.4.3",
+  "version": "0.4.5",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@garph/gqty",
-      "version": "0.4.3",
+      "version": "0.4.5",
       "license": "MIT",
       "dependencies": {
-        "@gqty/react": "^3.0.0-alpha-4ad34526.0",
+        "@gqty/react": "3.0.0-alpha-4a2eebdf.0",
         "@mishushakov/ts-load": "^1.0.1",
         "babel-literal-to-ast": "^2.1.0",
-        "gqty": "^3.0.0-alpha-4ad34526.0",
+        "gqty": "^3.0.0-alpha-4a2eebdf.0",
         "graphql": "^16.6.0"
       },
       "devDependencies": {
@@ -666,9 +666,9 @@
       }
     },
     "node_modules/@gqty/react": {
-      "version": "3.0.0-alpha-f9dbf6e8.0",
-      "resolved": "https://registry.npmjs.org/@gqty/react/-/react-3.0.0-alpha-f9dbf6e8.0.tgz",
-      "integrity": "sha512-bhH82S0yp42vr324fjs5gZS1jB8uzv/UgaScw6lbS9q+VhHQWyQy3/BGsuWWH5hd/ufqHXNGmeIR0/qTekBrvA==",
+      "version": "3.0.0-alpha-4a2eebdf.0",
+      "resolved": "https://registry.npmjs.org/@gqty/react/-/react-3.0.0-alpha-4a2eebdf.0.tgz",
+      "integrity": "sha512-O7+nTepRJH2llHROIwEQpoCamv4WNKuKGjr3uKX7+flJuPBPX96SMCkVsAig10ovx0EYCXkfhM+x8kf//inHaw==",
       "dependencies": {
         "@react-hookz/web": "^23.0.0",
         "multidict": "^1.0.6",
@@ -681,7 +681,7 @@
         "node": "^12.20.0 || >=14.13.0"
       },
       "peerDependencies": {
-        "gqty": "^3.0.0-alpha-f9dbf6e8.0",
+        "gqty": "^3.0.0-alpha-4a2eebdf.0",
         "graphql": "*",
         "graphql-sse": "^2.1.0",
         "graphql-ws": "^5.11.3",
@@ -1883,9 +1883,9 @@
       "optional": true
     },
     "@gqty/react": {
-      "version": "3.0.0-alpha-f9dbf6e8.0",
-      "resolved": "https://registry.npmjs.org/@gqty/react/-/react-3.0.0-alpha-f9dbf6e8.0.tgz",
-      "integrity": "sha512-bhH82S0yp42vr324fjs5gZS1jB8uzv/UgaScw6lbS9q+VhHQWyQy3/BGsuWWH5hd/ufqHXNGmeIR0/qTekBrvA==",
+      "version": "3.0.0-alpha-4a2eebdf.0",
+      "resolved": "https://registry.npmjs.org/@gqty/react/-/react-3.0.0-alpha-4a2eebdf.0.tgz",
+      "integrity": "sha512-O7+nTepRJH2llHROIwEQpoCamv4WNKuKGjr3uKX7+flJuPBPX96SMCkVsAig10ovx0EYCXkfhM+x8kf//inHaw==",
       "requires": {
         "@react-hookz/web": "^23.0.0",
         "multidict": "^1.0.6",
diff --git a/package.json b/package.json
index 04cddbe..0b942c6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@garph/gqty",
-  "version": "0.4.3",
+  "version": "0.4.5",
   "description": "tRPC-style client for Garph",
   "main": "dist/index.js",
   "scripts": {
@@ -18,10 +18,10 @@
   },
   "homepage": "https://github.com/stepci/garph-gqty#readme",
   "dependencies": {
-    "@gqty/react": "^3.0.0-alpha-4ad34526.0",
+    "@gqty/react": "3.0.0-alpha-4a2eebdf.0",
     "@mishushakov/ts-load": "^1.0.1",
     "babel-literal-to-ast": "^2.1.0",
-    "gqty": "^3.0.0-alpha-4ad34526.0",
+    "gqty": "^3.0.0-alpha-4a2eebdf.0",
     "graphql": "^16.6.0"
   },
   "devDependencies": {
diff --git a/src/index.ts b/src/index.ts
index 18618b9..2a90b69 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -19,6 +19,7 @@ type ClientOptions = {
   headers?: HeadersInit
   defaults?: ReactClientDefaults
   cacheOptions?: CacheOptions
+  fetch?: typeof globalThis.fetch
 }
 
 // TODO
@@ -33,6 +34,7 @@ function createQueryFetcher (options: ClientOptions): QueryFetcher {
     { query, variables, operationName },
     fetchOptions
   ) {
+    const fetch = options.fetch ?? globalThis.fetch
     const response = await fetch(options.url, {
       method: "POST",
       headers: {