diff --git a/recipes/natural_language_processing/chatbot/app/requirements.txt b/recipes/natural_language_processing/chatbot/app/requirements.txt
index 8bf95409a..3d2031ab2 100644
--- a/recipes/natural_language_processing/chatbot/app/requirements.txt
+++ b/recipes/natural_language_processing/chatbot/app/requirements.txt
@@ -1,3 +1,3 @@
-langchain
-langchain_openai
-streamlit
\ No newline at end of file
+langchain==0.1.20
+langchain-openai==0.1.7
+streamlit==1.34.0
diff --git a/recipes/natural_language_processing/codegen/app/requirements.txt b/recipes/natural_language_processing/codegen/app/requirements.txt
index 569596870..3d2031ab2 100644
--- a/recipes/natural_language_processing/codegen/app/requirements.txt
+++ b/recipes/natural_language_processing/codegen/app/requirements.txt
@@ -1,3 +1,3 @@
-langchain_openai
-langchain
-streamlit
\ No newline at end of file
+langchain==0.1.20
+langchain-openai==0.1.7
+streamlit==1.34.0
diff --git a/recipes/natural_language_processing/rag/app/requirements.txt b/recipes/natural_language_processing/rag/app/requirements.txt
index e17c380ef..42afe82ff 100644
--- a/recipes/natural_language_processing/rag/app/requirements.txt
+++ b/recipes/natural_language_processing/rag/app/requirements.txt
@@ -1,8 +1,8 @@
-langchain_openai
-langchain
-chromadb
-sentence-transformers
-streamlit
-pypdf
-pymilvus
+langchain-openai==0.1.7
+langchain==0.1.20
+chromadb==0.5.0
+sentence-transformers==2.7.0
+streamlit==1.34.0
+pypdf==4.2.0
+pymilvus==2.4.3
 
diff --git a/recipes/natural_language_processing/summarizer/app/requirements.txt b/recipes/natural_language_processing/summarizer/app/requirements.txt
index 53d3c5d1b..b870e6813 100644
--- a/recipes/natural_language_processing/summarizer/app/requirements.txt
+++ b/recipes/natural_language_processing/summarizer/app/requirements.txt
@@ -1,5 +1,5 @@
-langchain
-langchain_openai
-streamlit
-pymupdf
-rouge_score
+langchain==0.1.20
+langchain-openai==0.1.7
+streamlit==1.34.0
+PyMuPDF==1.24.4
+rouge_score==0.1.2
diff --git a/renovate.json b/renovate.json
index 8d90ab67d..6b9205f64 100644
--- a/renovate.json
+++ b/renovate.json
@@ -2,5 +2,15 @@
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": [
     "github>platform-engineering-org/.github"
+  ],
+  "packageRules": [
+    {
+      "matchPackageNames": ["langchain"],
+      "allowedVersions": "<=0.2.0"
+    },
+    {
+      "matchPackageNames": ["langchain-openai"], 
+      "allowedVersions": "<=0.1.7"
+    }
   ]
 }