diff --git a/.github/workflows/webassembly-c.yml b/.github/workflows/webassembly-c.yml
index 74ed63b..146f106 100644
--- a/.github/workflows/webassembly-c.yml
+++ b/.github/workflows/webassembly-c.yml
@@ -18,7 +18,7 @@ jobs:
         sudo apt-get update -qq
         sudo apt-get install cmake ninja-build -qq
     - name: Configure CMake
-      run: emcmake cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -RAGEPHOTO_C_LIBRARY=ON -GNinja
+      run: emcmake cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DRAGEPHOTO_C_LIBRARY=ON -GNinja
     - name: Build
       run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}
     - name: Upload