diff --git a/premake5.lua b/premake5.lua
index ed7ce228..62dd8001 100644
--- a/premake5.lua
+++ b/premake5.lua
@@ -84,9 +84,9 @@ project "GLFW"
 
 	filter "configurations:Release"
 		runtime "Release"
-		optimize "on"
+		optimize "speed"
 
-	filter "configurations:Dist"
+    filter "configurations:Dist"
 		runtime "Release"
-		optimize "on"
-        symbols "off"
\ No newline at end of file
+		optimize "speed"
+        symbols "off"