diff --git a/DEPS b/DEPS
index 064893b6253b1..ab5c1111fbf49 100644
--- a/DEPS
+++ b/DEPS
@@ -1670,7 +1670,7 @@ deps = {
     Var('chromium_git') + '/external/khronosgroup/webgl.git' + '@' + 'b1f3776e4913637221733a4da09f3339e783b771',
 
   'src/third_party/webgpu-cts/src':
-    Var('chromium_git') + '/external/github.com/gpuweb/cts.git' + '@' + 'fc207904abbb29864991c71c7156336455a3d892',
+    Var('chromium_git') + '/external/github.com/gpuweb/cts.git' + '@' + '8bb4ca2f5b2d8325566514e4d8c10b7eaddea37a',
 
   'src/third_party/webrtc':
     Var('webrtc_git') + '/src.git' + '@' + '6053903ab919c9eb1b4280a595b94913bb97eb8f',
diff --git a/third_party/blink/web_tests/wpt_internal/webgpu/cts.https.html b/third_party/blink/web_tests/wpt_internal/webgpu/cts.https.html
index 5b94a7e0d3f1f..daf7cfe635ba6 100644
--- a/third_party/blink/web_tests/wpt_internal/webgpu/cts.https.html
+++ b/third_party/blink/web_tests/wpt_internal/webgpu/cts.https.html
@@ -2742,6 +2742,7 @@
 <meta name=variant content='?q=webgpu:shader,execution,builtin,integer_built_in_functions:integer_builtin_functions,unsigned_max:*'>
 <meta name=variant content='?q=webgpu:shader,execution,builtin,integer_built_in_functions:integer_builtin_functions,signed_max:*'>
 <meta name=variant content='?q=webgpu:shader,execution,builtin,integer_built_in_functions:integer_builtin_functions,bit_reversal:*'>
+<meta name=variant content='?q=webgpu:shader,execution,builtin,inversesqrt:float_builtin_functions,inverseSqrt:*'>
 <meta name=variant content='?q=webgpu:shader,execution,builtin,logical_built_in_functions:logical_builtin_functions,scalar_select:*'>
 <meta name=variant content='?q=webgpu:shader,execution,builtin,logical_built_in_functions:logical_builtin_functions,vector_select:*'>
 <meta name=variant content='?q=webgpu:shader,execution,builtin,min:integer_builtin_functions,unsigned_min:*'>
diff --git a/third_party/webgpu-cts/ts_sources.txt b/third_party/webgpu-cts/ts_sources.txt
index b80fb33ca878f..abdf52c58fe7e 100644
--- a/third_party/webgpu-cts/ts_sources.txt
+++ b/third_party/webgpu-cts/ts_sources.txt
@@ -262,6 +262,7 @@ src/webgpu/shader/execution/builtin/float_built_functions.spec.ts
 src/webgpu/shader/execution/builtin/floor.spec.ts
 src/webgpu/shader/execution/builtin/fract.spec.ts
 src/webgpu/shader/execution/builtin/integer_built_in_functions.spec.ts
+src/webgpu/shader/execution/builtin/inversesqrt.spec.ts
 src/webgpu/shader/execution/builtin/logical_built_in_functions.spec.ts
 src/webgpu/shader/execution/builtin/min.spec.ts
 src/webgpu/shader/execution/builtin/select.spec.ts