diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index cf377df..118efd6 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -47,7 +47,7 @@ jobs:
       run: cmake -E make_directory ${{github.workspace}}/build
 
     - name: print libc++ version
-      run: COMMAND echo "#include <cstdint>\nint main () {}" | clang-9 -E --std=c++2a -stdlib=libc++ -x c++ -dM - | grep _LIBCPP_VERSION
+      run: echo "#include <cstdint>\nint main () {}" | clang-9 -E --std=c++2a -stdlib=libc++ -x c++ -dM - | grep _LIBCPP_VERSION
 
     - name: Configure CMake
       # Use a bash shell so we can use the same syntax for environment variable