diff --git a/test/language/module-code/dynamic-import/catch/nested-arrow-import-catch-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/nested-arrow-import-catch-instn-iee-err-ambiguous-import.js
index 3024b48a1cf4af0ccac0c7560f9b3d63d90ab848..c34baf6e113e9a91182d541ea4f87a20bd70abbb 100644
--- a/test/language/module-code/dynamic-import/catch/nested-arrow-import-catch-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/nested-arrow-import-catch-instn-iee-err-ambiguous-import.js
@@ -51,7 +51,7 @@ info: |
 ---*/
 
 let f = () => {
-  import('./instn-iee-err-ambiguous-export.js').catch(error => {
+  import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
     assert.sameValue(error.name, 'SyntaxError');
 
diff --git a/test/language/module-code/dynamic-import/catch/nested-async-function-await-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/nested-async-function-await-instn-iee-err-ambiguous-import.js
index 18f27dad863ab314c48f51aece0c1cb810a2a172..1552006ea94730e0df9a47c6b7efb56e723185cd 100644
--- a/test/language/module-code/dynamic-import/catch/nested-async-function-await-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/nested-async-function-await-instn-iee-err-ambiguous-import.js
@@ -51,7 +51,7 @@ info: |
 ---*/
 
 async function f() {
-  await import('./instn-iee-err-ambiguous-export.js').catch(error => {
+  await import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
     assert.sameValue(error.name, 'SyntaxError');
 
diff --git a/test/language/module-code/dynamic-import/catch/nested-async-function-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/nested-async-function-instn-iee-err-ambiguous-import.js
index 4d9182b73204b80b0de85248ba704827cf14b242..07bbf77b834df037048b15411d75a881fa42b5cf 100644
--- a/test/language/module-code/dynamic-import/catch/nested-async-function-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/nested-async-function-instn-iee-err-ambiguous-import.js
@@ -51,7 +51,7 @@ info: |
 ---*/
 
 async function f() {
-  import('./instn-iee-err-ambiguous-export.js').catch(error => {
+  import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
     assert.sameValue(error.name, 'SyntaxError');
 
diff --git a/test/language/module-code/dynamic-import/catch/nested-async-function-return-await-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/nested-async-function-return-await-instn-iee-err-ambiguous-import.js
index d0227fe56cb24679e8506efe4cfa6799b762ee00..78d6aecf84e337d61dd34cdcd44f126671c5817f 100644
--- a/test/language/module-code/dynamic-import/catch/nested-async-function-return-await-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/nested-async-function-return-await-instn-iee-err-ambiguous-import.js
@@ -51,7 +51,7 @@ info: |
 ---*/
 
 async function f() {
-  return await import('./instn-iee-err-ambiguous-export.js').catch(error => {
+  return await import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
     assert.sameValue(error.name, 'SyntaxError');
 
diff --git a/test/language/module-code/dynamic-import/catch/nested-block-import-catch-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/nested-block-import-catch-instn-iee-err-ambiguous-import.js
index 94fbb51e8f627fbe43e8687e3d50d8050277f487..0d3c9e11838165e4db7619300ef4c5fdad425e27 100644
--- a/test/language/module-code/dynamic-import/catch/nested-block-import-catch-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/nested-block-import-catch-instn-iee-err-ambiguous-import.js
@@ -51,7 +51,7 @@ info: |
 ---*/
 
 {
-  import('./instn-iee-err-ambiguous-export.js').catch(error => {
+  import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
     assert.sameValue(error.name, 'SyntaxError');
 
diff --git a/test/language/module-code/dynamic-import/catch/nested-block-labeled-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/nested-block-labeled-instn-iee-err-ambiguous-import.js
index fc3d971f9169de878c4d4e86f9030f1463002a67..f48138ea8b0bcdf0b75f0816621a6f994bc93e8f 100644
--- a/test/language/module-code/dynamic-import/catch/nested-block-labeled-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/nested-block-labeled-instn-iee-err-ambiguous-import.js
@@ -51,7 +51,7 @@ info: |
 ---*/
 
 label: {
-  import('./instn-iee-err-ambiguous-export.js').catch(error => {
+  import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
     assert.sameValue(error.name, 'SyntaxError');
 
diff --git a/test/language/module-code/dynamic-import/catch/nested-do-while-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/nested-do-while-instn-iee-err-ambiguous-import.js
index 9c971e2380a8a65fbd96630290f82c491800ebeb..31f8cad6edebdba8412b9f3c3b3960ca68edc1f2 100644
--- a/test/language/module-code/dynamic-import/catch/nested-do-while-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/nested-do-while-instn-iee-err-ambiguous-import.js
@@ -51,7 +51,7 @@ info: |
 ---*/
 
 do {
-  import('./instn-iee-err-ambiguous-export.js').catch(error => {
+  import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
     assert.sameValue(error.name, 'SyntaxError');
 
diff --git a/test/language/module-code/dynamic-import/catch/nested-else-import-catch-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/nested-else-import-catch-instn-iee-err-ambiguous-import.js
index ba05c3fa5e114278140b30b82c7d317f3990afbb..669261a50189390d3b26bd4dcebb349714cd6fdd 100644
--- a/test/language/module-code/dynamic-import/catch/nested-else-import-catch-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/nested-else-import-catch-instn-iee-err-ambiguous-import.js
@@ -53,7 +53,7 @@ info: |
 if (false) {
 
 } else {
-  import('./instn-iee-err-ambiguous-export.js').catch(error => {
+  import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
     assert.sameValue(error.name, 'SyntaxError');
 
diff --git a/test/language/module-code/dynamic-import/catch/nested-function-import-catch-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/nested-function-import-catch-instn-iee-err-ambiguous-import.js
index f2ad9d692a3ef12f603658724e457fecd70769d6..fc8e6e03d683594b92616e4addc4a2905a0a8142 100644
--- a/test/language/module-code/dynamic-import/catch/nested-function-import-catch-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/nested-function-import-catch-instn-iee-err-ambiguous-import.js
@@ -51,7 +51,7 @@ info: |
 ---*/
 
 function f() {
-  import('./instn-iee-err-ambiguous-export.js').catch(error => {
+  import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
     assert.sameValue(error.name, 'SyntaxError');
 
diff --git a/test/language/module-code/dynamic-import/catch/nested-if-import-catch-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/nested-if-import-catch-instn-iee-err-ambiguous-import.js
index 4bbbd57c3531dfbb6cf50bbf11be3fef5e477681..3a382d521e9ef0a441bc86768886221419dc0b27 100644
--- a/test/language/module-code/dynamic-import/catch/nested-if-import-catch-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/nested-if-import-catch-instn-iee-err-ambiguous-import.js
@@ -51,7 +51,7 @@ info: |
 ---*/
 
 if (true) {
-  import('./instn-iee-err-ambiguous-export.js').catch(error => {
+  import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
     assert.sameValue(error.name, 'SyntaxError');
 
diff --git a/test/language/module-code/dynamic-import/catch/nested-while-import-catch-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/nested-while-import-catch-instn-iee-err-ambiguous-import.js
index 26f2614f83191b7a9b6d5f15df74f25e9ed2e5bc..3cf222c669f9a4da7373450a3d5b44edf4d65098 100644
--- a/test/language/module-code/dynamic-import/catch/nested-while-import-catch-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/nested-while-import-catch-instn-iee-err-ambiguous-import.js
@@ -53,7 +53,7 @@ info: |
 let x = 0;
 while (!x) {
   x++;
-  import('./instn-iee-err-ambiguous-export.js').catch(error => {
+  import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
     assert.sameValue(error.name, 'SyntaxError');
 
diff --git a/test/language/module-code/dynamic-import/catch/top-level-import-catch-instn-iee-err-ambiguous-import.js b/test/language/module-code/dynamic-import/catch/top-level-import-catch-instn-iee-err-ambiguous-import.js
index 664936fd235d09f518e0436e2f43c5555989dab4..3231dd225e28eba821eebeffb8a457559d05eff9 100644
--- a/test/language/module-code/dynamic-import/catch/top-level-import-catch-instn-iee-err-ambiguous-import.js
+++ b/test/language/module-code/dynamic-import/catch/top-level-import-catch-instn-iee-err-ambiguous-import.js
@@ -50,7 +50,7 @@ info: |
 
 ---*/
 
-import('./instn-iee-err-ambiguous-export.js').catch(error => {
+import('./instn-iee-err-ambiguous-export_FIXTURE.js').catch(error => {
 
   assert.sameValue(error.name, 'SyntaxError');