diff --git a/data/icons/Makefile.am b/data/icons/Makefile.am
index 43eceae09..e1166af54 100644
--- a/data/icons/Makefile.am
+++ b/data/icons/Makefile.am
@@ -265,6 +265,7 @@ install_DATA += \
 	volumeslider2red.png \
 	vtxt.png \
 	vtxt_gray.png \
+	warning.png \
 	x_green.png \
 	x_white.png \
 	x_yellow.png \