diff --git a/samples/sample.xpm b/samples/sample.xpm
index 39da3404d9..0d27c8b6db 100644
--- a/samples/sample.xpm
+++ b/samples/sample.xpm
@@ -1,5 +1,5 @@
 /* XPM */
-static char *sample.xpm[] = {
+static char *sample_xpm[] = {
 /* columns rows colors chars-per-pixel */
 "32 32 6 1",
 "  c black",