diff --git a/code/__DEFINES/components.dm b/code/__DEFINES/components.dm
index 40aea24105..8e8c7dc55b 100644
--- a/code/__DEFINES/components.dm
+++ b/code/__DEFINES/components.dm
@@ -274,3 +274,11 @@
 //Ouch my toes!
 #define CALTROP_BYPASS_SHOES 1
 #define CALTROP_IGNORE_WALKERS 2
+
+//Xenobio hotkeys
+#define COMSIG_XENO_SLIME_CLICK_CTRL "xeno_slime_click_ctrl"				//from slime CtrlClickOn(): (/mob)
+#define COMSIG_XENO_SLIME_CLICK_ALT "xeno_slime_click_alt"					//from slime AltClickOn(): (/mob)
+#define COMSIG_XENO_SLIME_CLICK_SHIFT "xeno_slime_click_shift"				//from slime ShiftClickOn(): (/mob)
+#define COMSIG_XENO_TURF_CLICK_SHIFT "xeno_turf_click_shift"				//from turf ShiftClickOn(): (/mob)
+#define COMSIG_XENO_TURF_CLICK_CTRL "xeno_turf_click_alt"					//from turf AltClickOn(): (/mob)
+#define COMSIG_XENO_MONKEY_CLICK_CTRL "xeno_monkey_click_ctrl"				//from monkey CtrlClickOn(): (/mob)