diff --git a/.github/workflows/build-macos.yml b/.github/workflows/build-macos.yml
index 349f99d2..1d4b9171 100644
--- a/.github/workflows/build-macos.yml
+++ b/.github/workflows/build-macos.yml
@@ -43,6 +43,7 @@ jobs:
         with:
           name: macOS-${{ matrix.arch }}
           path: macOS-${{ matrix.arch }}.zip
+          retention-days: 1
 
   universal-binary:
     name: Universal binary
@@ -75,10 +76,10 @@ jobs:
         with:
           name: macOS-universal
           path: macOS-universal.zip
-      - name: Clean up architecture-specific artifacts
-        uses: geekyeggo/delete-artifact@v4
-        with:
-          failOnError: false
-          name: |
-            macOS-x86_64
-            macOS-arm64
+#     - name: Clean up architecture-specific artifacts
+#       uses: geekyeggo/delete-artifact@v4
+#       with:
+#         failOnError: false
+#         name: |
+#           macOS-x86_64
+#           macOS-arm64
diff --git a/src/frontend/duckstation/gl/context.cpp b/src/frontend/duckstation/gl/context.cpp
index a0a4183b..308b3c40 100644
--- a/src/frontend/duckstation/gl/context.cpp
+++ b/src/frontend/duckstation/gl/context.cpp
@@ -3,11 +3,7 @@
 #include "loader.h"
 #include <cstdlib>
 #include <cstring>
-#ifdef __APPLE__
 #include <stdlib.h>
-#else
-#include <malloc.h>
-#endif
 Log_SetChannel(GL::Context);
 
 #if defined(_WIN32)
diff --git a/src/frontend/qt_sdl/Platform.cpp b/src/frontend/qt_sdl/Platform.cpp
index 9bb19d1a..0cd4f615 100644
--- a/src/frontend/qt_sdl/Platform.cpp
+++ b/src/frontend/qt_sdl/Platform.cpp
@@ -31,6 +31,7 @@
 #include <QMutex>
 #include <QOpenGLContext>
 #include <QSharedMemory>
+#include <QTemporaryFile>
 #include <SDL_loadso.h>
 
 #include "Platform.h"
@@ -333,13 +334,29 @@ bool LocalFileExists(const std::string& name)
 
 bool CheckFileWritable(const std::string& filepath)
 {
-    FileHandle* file = Platform::OpenFile(filepath.c_str(), FileMode::Append);
+    FileHandle* file = Platform::OpenFile(filepath.c_str(), FileMode::Read);
+
     if (file)
     {
+        // if the file exists, check if it can be opened for writing.
         Platform::CloseFile(file);
-        return true;
+        file = Platform::OpenFile(filepath.c_str(), FileMode::Append);
+        if (file)
+        {
+            Platform::CloseFile(file);
+            return true;
+        }
+        else return false;
+    }
+    else
+    {
+        // if the file does not exist, create a temporary file to check, to avoid creating an empty file.
+        if (QTemporaryFile(filepath.c_str()).open())
+        {
+            return true;
+        }
+        else return false;
     }
-    else return false;
 }
 
 bool CheckLocalFileWritable(const std::string& name)
diff --git a/src/teakra/src/CMakeLists.txt b/src/teakra/src/CMakeLists.txt
index b96c500b..30683374 100644
--- a/src/teakra/src/CMakeLists.txt
+++ b/src/teakra/src/CMakeLists.txt
@@ -32,11 +32,16 @@ add_library(teakra
     register.h
     shared_memory.h
     teakra.cpp
-    test.h
-    test_generator.cpp
-    test_generator.h
 )
 
+if (TEAKRA_BUILD_UNIT_TESTS)
+    target_sources(teakra PUBLIC
+        test.h
+        test_generator.cpp
+        test_generator.h
+    )
+endif()
+
 create_target_directory_groups(teakra)
 
 target_link_libraries(teakra PRIVATE Threads::Threads)