diff --git a/code/datums/mutations/body.dm b/code/datums/mutations/body.dm
index 144936ab95..83b78b88eb 100644
--- a/code/datums/mutations/body.dm
+++ b/code/datums/mutations/body.dm
@@ -357,9 +357,11 @@
 /datum/mutation/human/spastic/on_acquiring()
 	if(..())
 		return
-	owner.apply_status_effect(STATUS_EFFECT_SPASMS)
+	if (owner)
+		owner.apply_status_effect(STATUS_EFFECT_SPASMS)
 
 /datum/mutation/human/spastic/on_losing()
 	if(..())
 		return
-	owner.remove_status_effect(STATUS_EFFECT_SPASMS)
\ No newline at end of file
+	if (owner)
+		owner.remove_status_effect(STATUS_EFFECT_SPASMS)