diff --git a/src/fuzzers/DawnSPIRVCrossGLSLFastFuzzer.cpp b/src/fuzzers/DawnSPIRVCrossGLSLFastFuzzer.cpp
index 8322598f27..1fdb4a69c1 100644
--- a/src/fuzzers/DawnSPIRVCrossGLSLFastFuzzer.cpp
+++ b/src/fuzzers/DawnSPIRVCrossGLSLFastFuzzer.cpp
@@ -26,8 +26,11 @@ namespace {
         }
 
         DawnSPIRVCrossFuzzer::ExecuteWithSignalTrap([&compiler, &input]() {
-            // Using the options that are used by Dawn, they appear in ShaderModuleGL.cpp
             shaderc_spvc::CompileOptions options;
+            options.SetSourceEnvironment(shaderc_target_env_webgpu, shaderc_env_version_webgpu);
+            options.SetTargetEnvironment(shaderc_target_env_vulkan, shaderc_env_version_vulkan_1_1);
+
+            // Using the options that are used by Dawn, they appear in ShaderModuleGL.cpp
             options.SetGLSLLanguageVersion(440);
             options.SetFixupClipspace(true);
             compiler.CompileSpvToGlsl(input.data(), input.size(), options);
diff --git a/src/fuzzers/DawnSPIRVCrossHLSLFastFuzzer.cpp b/src/fuzzers/DawnSPIRVCrossHLSLFastFuzzer.cpp
index 3a3953727b..193a758133 100644
--- a/src/fuzzers/DawnSPIRVCrossHLSLFastFuzzer.cpp
+++ b/src/fuzzers/DawnSPIRVCrossHLSLFastFuzzer.cpp
@@ -28,6 +28,8 @@ namespace {
 
         DawnSPIRVCrossFuzzer::ExecuteWithSignalTrap([&compiler, &input]() {
             shaderc_spvc::CompileOptions options;
+            options.SetSourceEnvironment(shaderc_target_env_webgpu, shaderc_env_version_webgpu);
+            options.SetTargetEnvironment(shaderc_target_env_vulkan, shaderc_env_version_vulkan_1_1);
 
             // Using the options that are used by Dawn, they appear in ShaderModuleD3D12.cpp
             options.SetFlipVertY(true);
diff --git a/src/fuzzers/DawnSPIRVCrossMSLFastFuzzer.cpp b/src/fuzzers/DawnSPIRVCrossMSLFastFuzzer.cpp
index fc30193475..13c8391352 100644
--- a/src/fuzzers/DawnSPIRVCrossMSLFastFuzzer.cpp
+++ b/src/fuzzers/DawnSPIRVCrossMSLFastFuzzer.cpp
@@ -28,6 +28,8 @@ namespace {
 
         DawnSPIRVCrossFuzzer::ExecuteWithSignalTrap([&compiler, &input]() {
             shaderc_spvc::CompileOptions options;
+            options.SetSourceEnvironment(shaderc_target_env_webgpu, shaderc_env_version_webgpu);
+            options.SetTargetEnvironment(shaderc_target_env_vulkan, shaderc_env_version_vulkan_1_1);
 
             // Using the options that are used by Dawn, they appear in ShaderModuleMTL.mm
             options.SetFlipVertY(true);