diff --git a/res/shader/FlatTexture.frag b/res/shader/FlatTexture.frag
index 18735663..3d7830ed 100644
--- a/res/shader/FlatTexture.frag
+++ b/res/shader/FlatTexture.frag
@@ -1,4 +1,4 @@
-#version 450 core
+#version 450 core
 
 layout(binding = 2) uniform sampler2D texture_lena;