diff --git a/bin/systemd-analyze-plot b/bin/systemd-analyze-plot
index 2ba6abc..cab32e2 100755
--- a/bin/systemd-analyze-plot
+++ b/bin/systemd-analyze-plot
@@ -29,7 +29,7 @@ if systemd-analyze plot > "$TEMP"
 then
     xdg-open "$TEMP"
     echo "Press 'Enter' to quit."
-    read -r 2> /dev/null
+    read -r _ 2> /dev/null
 else
     exit $?
 fi