diff --git a/src/keymap.h b/src/keymap.h
index 8ec0093..4706dfe 100644
--- a/src/keymap.h
+++ b/src/keymap.h
@@ -411,6 +411,7 @@
 #define K_DEC_MOUSE	TERMCAP2KEY(KS_DEC_MOUSE, KE_FILLER)
 #define K_JSBTERM_MOUSE	TERMCAP2KEY(KS_JSBTERM_MOUSE, KE_FILLER)
 #define K_PTERM_MOUSE	TERMCAP2KEY(KS_PTERM_MOUSE, KE_FILLER)
+#define K_URXVT_MOUSE	TERMCAP2KEY(KS_URXVT_MOUSE, KE_FILLER)
 
 #define K_SELECT	TERMCAP2KEY(KS_SELECT, KE_FILLER)
 #define K_TEAROFF	TERMCAP2KEY(KS_TEAROFF, KE_FILLER)