diff --git a/code/__defines/species_languages.dm b/code/__defines/species_languages.dm
index 81a55f84d7b..89078a4ddbf 100644
--- a/code/__defines/species_languages.dm
+++ b/code/__defines/species_languages.dm
@@ -50,6 +50,7 @@
 #define LANGUAGE_MINBUS "Minbus"
 #define LANGUAGE_EVENT1 "Occursus"
 #define LANGUAGE_AKHANI "Akhani"
+#define LANGUAGE_SIIK_TAJR "Siik'Tajr"
 
 // Language flags.
 #define WHITELISTED  1   // Language is available if the speaker is whitelisted.
diff --git a/code/modules/mob/language/station.dm b/code/modules/mob/language/station.dm
index 6de7a9d3091..8ce16154146 100644
--- a/code/modules/mob/language/station.dm
+++ b/code/modules/mob/language/station.dm
@@ -77,6 +77,14 @@
 	"kar","yar","kzar","rha","hrar","err","fer","rir","rar","yarr","arr","ii'r","jar","kur","ran","rii","ii",
 	"nai","ou","kah","oa","ama","uuk","bel","chi","ayt","kay","kas","akor","tam","yir","enai")
 
+/datum/language/tajsign
+	name = LANGUAGE_SIIK_TAJR
+	desc = "A type of sign language mostly based on tail movements that was used during the Tajaran rebellion."
+	signlang_verb = list("uses their tail to convey", "gestures with their tail", "gestures with their tail elaborately")
+	colour = "tajaran"
+	key = "l"
+	flags = WHITELISTED | SIGNLANG | NO_STUTTER | NONVERBAL
+
 /datum/language/tajaran/get_random_name(var/gender)
 
 	var/new_name = ..(gender,1)
diff --git a/code/modules/mob/living/carbon/human/species/station/station.dm b/code/modules/mob/living/carbon/human/species/station/station.dm
index 2f2c1452c04..226d29e9b30 100644
--- a/code/modules/mob/living/carbon/human/species/station/station.dm
+++ b/code/modules/mob/living/carbon/human/species/station/station.dm
@@ -157,7 +157,7 @@
 	metabolic_rate = 1.1
 	gluttonous = 1
 	num_alternate_languages = 3
-	secondary_langs = list(LANGUAGE_SIIK, LANGUAGE_AKHANI)
+	secondary_langs = list(LANGUAGE_SIIK, LANGUAGE_AKHANI, LANGUAGE_SIIK_TAJR)
 	name_language = LANGUAGE_SIIK
 	species_language = LANGUAGE_SIIK
 	health_hud_intensity = 2.5