diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 9c163a425..bfe2fe3cc 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -98,9 +98,9 @@ jobs:
           Invoke-WebRequest -Uri "https://raw.githubusercontent.com/mesonbuild/cidata/refs/heads/master/win32/pkg-config.exe" -OutFile "$pkgconfigDir\pkg-config.exe"
           echo "$pkgconfigDir" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
 
-      - name: Install NASM
+      - name: Install Chocolatey Dependencies
         shell: pwsh
-        run: choco install -y nasm
+        run: choco install -y nasm winflexbison3
 
       - name: Setup Rust
         uses: dtolnay/rust-toolchain@stable
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 82b4d2e58..c1f0dce40 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -80,8 +80,8 @@ jobs:
   - bash: ci/intel-scripts/cache_exclude_windows.sh
     displayName: exclude unused files from cache
     condition: and(ne(variables.CACHE_RESTORED, 'true'), eq(variables.ifort, 'true'))
-  - script: choco install -y nasm
-    displayName: install NASM
+  - script: choco install -y nasm winflexbison3
+    displayName: install Chocolatey Dependencies
   - task: UsePythonVersion@0
     inputs:
       versionSpec: '3.7'