diff --git a/engine/client/r_2d.c b/engine/client/r_2d.c
index 7eb01d347..9b3793ce5 100644
--- a/engine/client/r_2d.c
+++ b/engine/client/r_2d.c
@@ -488,7 +488,7 @@ mpic_t	*R2D_SafeCachePic (const char *path)
 mpic_t *R2D_SafePicFromWad (const char *name)
 {
 	shader_t *s;
-	if (!qrenderer)
+	if (!qrenderer || strchr(name, ':'))
 		return NULL;
 	s = R_RegisterCustom (NULL, va("gfx/%s", name), SUF_2D, Shader_Default2D, "wad");
 	return s;
diff --git a/engine/common/common.c b/engine/common/common.c
index 07d083b1c..cb096efd5 100644
--- a/engine/common/common.c
+++ b/engine/common/common.c
@@ -2852,12 +2852,12 @@ void COM_CleanUpPath(char *str)
 	int criticize = 0;
 	for (dots = str; *dots; dots++)
 	{
-		if (*dots >= 'A' && *dots <= 'Z')
+		/*if (*dots >= 'A' && *dots <= 'Z')
 		{
 			*dots = *dots - 'A' + 'a';
 			criticize = 1;
 		}
-		else if (*dots == '\\')
+		else */if (*dots == '\\')
 		{
 			*dots = '/';
 			criticize = 2;