diff --git a/src/cmake/DawnCompilerChecks.cmake b/src/cmake/DawnCompilerChecks.cmake
index 3db8c7ac0e..14a244b1f5 100644
--- a/src/cmake/DawnCompilerChecks.cmake
+++ b/src/cmake/DawnCompilerChecks.cmake
@@ -77,3 +77,4 @@ if(CMAKE_VERSION VERSION_GREATER_EQUAL 3.28
 else()
   set(DAWN_SUPPORTS_CXX_MODULES False)
 endif()
+set(DAWN_SUPPORTS_CXX_MODULES False)