diff --git a/code/modules/language/slime.dm b/code/modules/language/slime.dm
index 7171c07b39..cca56ca933 100644
--- a/code/modules/language/slime.dm
+++ b/code/modules/language/slime.dm
@@ -5,6 +5,7 @@
 	ask_verb = "warbles"
 	exclaim_verb = "warbles"
 	key = "k"
+	flags = TONGUELESS_SPEECH
 	syllables = list("qr","qrr","xuq","qil","quum","xuqm","vol","xrim","zaoo","qu-uu","qix","qoo","zix","*","!")
 	default_priority = 70
 
diff --git a/code/modules/surgery/organs/tongue.dm b/code/modules/surgery/organs/tongue.dm
index d5b2d16e67..0e672de225 100644
--- a/code/modules/surgery/organs/tongue.dm
+++ b/code/modules/surgery/organs/tongue.dm
@@ -17,6 +17,7 @@
 		/datum/language/beachbum,
 		/datum/language/ratvar,
 		/datum/language/aphasia,
+		/datum/language/slime,
 	))
 
 /obj/item/organ/tongue/Initialize(mapload)