diff --git a/src/main.cpp b/src/main.cpp
index cb2f90d..7cdc992 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -586,8 +586,8 @@ static void setup_memory_functions() {
 static void setup_memory_functions() {}
 #endif
 
-bool enable_msaa = true;
-SDL_GPUSampleCount highest_supported_sample_count = SDL_GPU_SAMPLECOUNT_1;
+static bool enable_msaa = true;
+static SDL_GPUSampleCount highest_supported_sample_count = SDL_GPU_SAMPLECOUNT_1;
 
 static bool recreate_graphics_pipelines() {
     SDL_GPUColorTargetDescription color_target_descriptions[] = {