diff --git a/fsq.vs b/fsq.glsl
similarity index 100%
rename from fsq.vs
rename to fsq.glsl
diff --git a/main.cpp b/main.cpp
index 4a4b430..62e00fc 100644
--- a/main.cpp
+++ b/main.cpp
@@ -4,11 +4,11 @@
 #include <cstdio>
 
 const char *vertexShaderSource =
-#include "fsq.vs"
+#include "fsq.glsl"
     ;
 
 const char *fragmentShaderSource =
-#include "sdf.fs"
+#include "sdf.glsl"
     ;
 
 /*void framebuffer_size_callback(GLFWwindow* window, int width, int height)
diff --git a/sdf.fs b/sdf.glsl
similarity index 100%
rename from sdf.fs
rename to sdf.glsl