diff --git a/ai/generative-ai-service/policy-gap-mapper/files/requirements.txt b/ai/generative-ai-service/policy-gap-mapper/files/requirements.txt
index 489c0b892..c473ebf47 100644
--- a/ai/generative-ai-service/policy-gap-mapper/files/requirements.txt
+++ b/ai/generative-ai-service/policy-gap-mapper/files/requirements.txt
@@ -5,6 +5,6 @@ pdf2image==1.17.0
 
 oci==2.164.0
 
-langchain==1.1.2
+langchain==1.3.9
 langchain-core==1.2.5
 langchain-community==0.4.1