diff --git a/code/_onclick/hud/new_player.dm b/code/_onclick/hud/new_player.dm
index 15c8e9b184a..6b0779f4be6 100644
--- a/code/_onclick/hud/new_player.dm
+++ b/code/_onclick/hud/new_player.dm
@@ -268,7 +268,7 @@
 	SIGNAL_HANDLER
 	flick("[base_icon_state]_enabled", src)
 	set_button_status(TRUE)
-	UnregisterSignal(SSticker, COMSIG_TICKER_ENTER_PREGAME, PROC_REF(enable_observing))
+	UnregisterSignal(SSticker, COMSIG_TICKER_ENTER_PREGAME)
 
 /atom/movable/screen/lobby/button/settings
 	icon = 'icons/hud/lobby/bottom_buttons.dmi'
diff --git a/code/datums/elements/weather_listener.dm b/code/datums/elements/weather_listener.dm
index e0b28eed096..61778e2a186 100644
--- a/code/datums/elements/weather_listener.dm
+++ b/code/datums/elements/weather_listener.dm
@@ -30,7 +30,7 @@
 
 /datum/element/weather_listener/Detach(datum/source)
 	. = ..()
-	UnregisterSignal(source, COMSIG_MOVABLE_Z_CHANGED, COMSIG_MOB_LOGOUT)
+	UnregisterSignal(source, list(COMSIG_MOVABLE_Z_CHANGED, COMSIG_MOB_LOGOUT))
 
 /datum/element/weather_listener/proc/handle_z_level_change(datum/source, turf/old_loc, turf/new_loc)
 	SIGNAL_HANDLER
diff --git a/code/datums/status_effects/debuffs/debuffs.dm b/code/datums/status_effects/debuffs/debuffs.dm
index 519904aaabf..d119887b512 100644
--- a/code/datums/status_effects/debuffs/debuffs.dm
+++ b/code/datums/status_effects/debuffs/debuffs.dm
@@ -829,7 +829,7 @@
 /datum/status_effect/ants/on_remove()
 	ants_remaining = 0
 	to_chat(owner, span_notice("All of the ants are off of your body!"))
-	UnregisterSignal(owner, COMSIG_COMPONENT_CLEAN_ACT, PROC_REF(ants_washed))
+	UnregisterSignal(owner, COMSIG_COMPONENT_CLEAN_ACT)
 	. = ..()
 
 /datum/status_effect/ants/proc/ants_washed()
diff --git a/code/game/objects/items/devices/geiger_counter.dm b/code/game/objects/items/devices/geiger_counter.dm
index e4cb1b43603..e75a9f5a6c2 100644
--- a/code/game/objects/items/devices/geiger_counter.dm
+++ b/code/game/objects/items/devices/geiger_counter.dm
@@ -88,7 +88,7 @@
 /obj/item/geiger_counter/dropped(mob/user, silent = FALSE)
 	. = ..()
 
-	UnregisterSignal(user, COMSIG_IN_RANGE_OF_IRRADIATION, PROC_REF(on_pre_potential_irradiation))
+	UnregisterSignal(user, COMSIG_IN_RANGE_OF_IRRADIATION)
 
 /obj/item/geiger_counter/proc/on_pre_potential_irradiation(datum/source, datum/radiation_pulse_information/pulse_information, insulation_to_target)
 	SIGNAL_HANDLER