diff --git a/.github/workflows/compiler_macos_build_and_test.yml b/.github/workflows/compiler_macos_build_and_test.yml
index d58b53afd..c26732603 100644
--- a/.github/workflows/compiler_macos_build_and_test.yml
+++ b/.github/workflows/compiler_macos_build_and_test.yml
@@ -89,6 +89,10 @@ jobs:
       - name: Test
         run: |
           set -e
+          export KEY_CACHE_DIRECTORY=$(mktemp -d)/KeySetCache
+          echo "KEY_CACHE_DIRECTORY=$KEY_CACHE_DIRECTORY" >> "${GITHUB_ENV}"
+          mkdir $KEY_CACHE_DIRECTORY
+
           cd compilers/concrete-compiler/compiler
           echo "Debug: ccache statistics (prior to the tests):"
           ccache -s
@@ -97,3 +101,8 @@ jobs:
           make MINIMAL_TESTS=${{ env.MINIMAL_TESTS }} Python3_EXECUTABLE=$(which python3.10) run-tests
           echo "Debug: ccache statistics (after the tests):"
           ccache -s
+
+      - name: Cleanup host
+        if: success() || failure()
+        run: |
+         rm -rf $KEY_CACHE_DIRECTORY
diff --git a/compilers/concrete-compiler/compiler/tests/tests_tools/keySetCache.h b/compilers/concrete-compiler/compiler/tests/tests_tools/keySetCache.h
index bafe2b382..71dce9b02 100644
--- a/compilers/concrete-compiler/compiler/tests/tests_tools/keySetCache.h
+++ b/compilers/concrete-compiler/compiler/tests/tests_tools/keySetCache.h
@@ -14,8 +14,13 @@ static inline std::optional<concretelang::keysets::KeysetCache>
 getTestKeySetCache() {
 
   llvm::SmallString<0> cachePath;
-  llvm::sys::path::system_temp_directory(true, cachePath);
-  llvm::sys::path::append(cachePath, CACHE_PATH);
+
+  if (auto envCachepath = std::getenv("KEY_CACHE_DIRECTORY")) {
+    cachePath.append(envCachepath);
+  } else {
+    llvm::sys::path::system_temp_directory(true, cachePath);
+    llvm::sys::path::append(cachePath, CACHE_PATH);
+  }
 
   auto cachePathStr = std::string(cachePath);