diff --git a/build/azure-pipelines/copilot/setup-steps.yml b/build/azure-pipelines/copilot/setup-steps.yml
index 174d18b8e7c..21187a795f3 100644
--- a/build/azure-pipelines/copilot/setup-steps.yml
+++ b/build/azure-pipelines/copilot/setup-steps.yml
@@ -37,21 +37,11 @@ steps:
 
   - task: Cache@2
     inputs:
-      key: '"copilot_build_cache" | $(Build.SourcesDirectory)/extensions/copilot/build/.cachesalt | $(Build.SourcesDirectory)/extensions/copilot/build/setup-emsdk.sh | $(Build.SourcesDirectory)/extensions/copilot/package-lock.json'
+      key: '"copilot_build_cache" | $(Build.SourcesDirectory)/extensions/copilot/build/.cachesalt | $(Build.SourcesDirectory)/extensions/copilot/package-lock.json'
       path: $(Build.SourcesDirectory)/extensions/copilot/.build/build_cache
       cacheHitVar: BUILD_CACHE_RESTORED
     displayName: Restore copilot build cache
 
-  - script: $(Build.SourcesDirectory)/extensions/copilot/build/setup-emsdk.sh
-    displayName: Setup emsdk
-    condition: and(succeeded(), ne(variables.BUILD_CACHE_RESTORED, 'true'))
-  - script: echo '##vso[task.prependpath]/opt/dev/emsdk/upstream/emscripten'
-    displayName: Setup emsdk path 1
-    condition: and(succeeded(), ne(variables.BUILD_CACHE_RESTORED, 'true'))
-  - script: echo '##vso[task.prependpath]/opt/dev/emsdk'
-    displayName: Setup emsdk path 2
-    condition: and(succeeded(), ne(variables.BUILD_CACHE_RESTORED, 'true'))
-
   - script: tar -xzf .build/build_cache/cache.tgz
     workingDirectory: $(Build.SourcesDirectory)/extensions/copilot
     condition: and(succeeded(), eq(variables.BUILD_CACHE_RESTORED, 'true'))
diff --git a/extensions/copilot/build/setup-emsdk.sh b/extensions/copilot/build/setup-emsdk.sh
deleted file mode 100755
index 8ff9d113089..00000000000
--- a/extensions/copilot/build/setup-emsdk.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-mkdir -p /opt/dev \
-&& cd /opt/dev \
-&& git clone https://github.com/emscripten-core/emsdk.git \
-&& cd /opt/dev/emsdk \
-&& git reset --hard 0fde04880048f743056bed17cb0543a42e040fae \
-&& ./emsdk install 3.1.55 \
-&& ./emsdk activate 3.1.55