diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 1d6177ba3..ac4c1de73 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -723,7 +723,6 @@ else()
 	if(MINGW)
 		set(OTHER_FLAGS "${OTHER_FLAGS} -mthreads -fexceptions")
 		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DWIN32_LEAN_AND_MEAN")
-		set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -mwindows")
 	endif()
 
 	# Use a safe subset of flags to speed up math calculations:
@@ -760,6 +759,10 @@ else()
 	if(USE_GPROF)
 		set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -pg")
 	endif()
+
+	if(MINGW)
+		set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -mwindows")
+	endif()
 endif()