diff --git a/utils/validateAddress.test.ts b/utils/validateAddress.test.ts
index f18e560..88a2c79 100644
--- a/utils/validateAddress.test.ts
+++ b/utils/validateAddress.test.ts
@@ -12,10 +12,12 @@ describe("test validateAddress", () => {
     "tDVW",
     "cDPLA9axUVeujnTTk4Cyr3aqRby3cHHAB6Rh28o7BRTTxi8US_",
     "_cDPLA9axUVeujnTTk4Cyr3aqRby3cHHAB6Rh28o7BRTTxi8US",
+    "cDPLA9axUVeujnTTk4Cyr3aqRby3cHHAB6Rh28o7BRTTxi8US_AELF",
+    "ELF_cDPLA9axUVeujnTTk4Cyr3aqRby3cHHAB6Rh28o7BRTTxi8US",
+    "ELF_cDPLA9axUVeujnTTk4Cyr3aqRby3cHHAB6Rh28o7BRTTxi8US_aelf",
   ])("should throw: %s", (a) => {
     expect(() => validateAddress(a, ChainStateEnum.AELF)).toThrowError();
   });
-
   test.each([
     "",
     "cDPLA9axUVeujnTTk4Cyr3aqRby3cHHAB6Rh28o7BRTTxi8US",
@@ -23,4 +25,4 @@ describe("test validateAddress", () => {
   ])("should not throw: %s", (a) => {
     expect(() => validateAddress(a, ChainStateEnum.AELF)).not.toThrowError();
   });
-});
+});
\ No newline at end of file
diff --git a/utils/validateAddress.ts b/utils/validateAddress.ts
index 25d3642..70c82cd 100644
--- a/utils/validateAddress.ts
+++ b/utils/validateAddress.ts
@@ -1,6 +1,6 @@
 import bs58 from "bs58";
 import AElf from "aelf-sdk";
-import {ChainStateEnum} from "@/state";
+import {ChainStateEnum} from "../state";
 
 const { decodeAddressRep } = AElf.utils;
 
@@ -25,4 +25,4 @@ export const validateAddress = (
   } catch (err) {
     throw new Error("Oops! Please input a valid AELF network address!");
   }
-};
+};
\ No newline at end of file