diff --git a/src/osd/sdl/gl_shader_mgr.c b/src/osd/sdl/gl_shader_mgr.c
index 1a14f2e99e0..7aa162973ae 100644
--- a/src/osd/sdl/gl_shader_mgr.c
+++ b/src/osd/sdl/gl_shader_mgr.c
@@ -199,7 +199,7 @@ int glsl_shader_free(glsl_shader_info *shinfo)
 
 int glsl_shader_add_mamebm(glsl_shader_info *shinfo, const char * custShaderPrefix, int idx)
 {
-	int i, err;
+	int err;
 	static char fname[8192];
 
 	snprintf(fname, 8192, "%s.vsh", custShaderPrefix); fname[8191]=0;