diff --git a/.github/workflows/ci_macos_conda.yml b/.github/workflows/ci_macos_conda.yml
index e72fc568..5d52b645 100644
--- a/.github/workflows/ci_macos_conda.yml
+++ b/.github/workflows/ci_macos_conda.yml
@@ -52,7 +52,11 @@ jobs:
               mkdir ${{github.workspace}}/build
               cd ${{github.workspace}}/build
               cmake --version
-              set CMAKE_PREFIX_PATH=$CONDA/envs/ci_macos_conda;$CMAKE_PREFIX_PATH
+              set CMAKE_PREFIX_PATH=\
+                      $CONDA/envs/ci_macos_conda/lib/cmake/Qt5;\
+                      $CONDA/envs/ci_macos_conda/lib/cmake/opencascade;\
+                      $CONDA/envs/ci_macos_conda/lib/cmake/assimp-5.4;\
+                      $CMAKE_PREFIX_PATH
               cmake .. \
                     -DMayo_BuildTests=ON \
                     -DMayo_BuildPluginAssimp=ON