diff --git a/gradle.properties b/gradle.properties
index ef4cd58b..66991cb7 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -42,7 +42,7 @@ org.gradle.daemon=false
 
 # TMI Testing
   tmi_type=emi
-  tla_version=1.2.2
+  tla_version=1.2.3
   emi_version=1.1.12+1.21
   rei_version=16.0.729
     rei_architectury_version=13.0.1
diff --git a/lib/TlaApi-1.2.2-sources.jar b/lib/TlaApi-1.2.3-sources.jar
similarity index 73%
rename from lib/TlaApi-1.2.2-sources.jar
rename to lib/TlaApi-1.2.3-sources.jar
index b09cb1fb..6decbec1 100644
Binary files a/lib/TlaApi-1.2.2-sources.jar and b/lib/TlaApi-1.2.3-sources.jar differ
diff --git a/lib/TlaApi-1.2.2.jar b/lib/TlaApi-1.2.3.jar
similarity index 88%
rename from lib/TlaApi-1.2.2.jar
rename to lib/TlaApi-1.2.3.jar
index a8bc526e..5793e58c 100644
Binary files a/lib/TlaApi-1.2.2.jar and b/lib/TlaApi-1.2.3.jar differ