diff --git a/libs/app/source/app.cpp b/libs/app/source/app.cpp
index d75c0804..8d052c00 100644
--- a/libs/app/source/app.cpp
+++ b/libs/app/source/app.cpp
@@ -66,6 +66,7 @@ namespace psemek::app
 		SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
 		SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
 		SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 8);
+		SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
 
 		SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);
 		SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 4);