diff --git a/plugins/mouse/mouserc_parse.l b/plugins/mouse/mouserc_parse.l
index a72a9d20..79e96e3e 100644
--- a/plugins/mouse/mouserc_parse.l
+++ b/plugins/mouse/mouserc_parse.l
@@ -25,7 +25,7 @@ white [ \t]*
 
 %%
 
-^{white}\#.*\n lineno++;
+^{white}#.*\n lineno++;
 {field} gotfield();
 \n endofline();
 [ \t]