diff --git a/pyproject.toml b/pyproject.toml
index 08699b82..fd5753ec 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,29 +44,30 @@ dependencies = [
     "async-lru >= 2.0.4",
     "networkx >= 3.2.1",
     "google-cloud-pubsub >= 2.21.1",
-    "google-cloud-bigquery",
+    "google-cloud-bigquery ~= 3.29.0",
     "pydantic ~= 2.9.0",
     "gitpython >= 3.1.43"
 ]
 
 [project.optional-dependencies]
 xpack-llm = [
-    "openai >= 1.58.1",
-    "litellm ~= 1.44.8",
+    "openai ~= 1.60.2",
+    "litellm ~= 1.44.28",
     "cohere ~= 5.1.0",
     "tiktoken >= 0.5",
-    "langchain_core == 0.1.30",
-    "langchain == 0.1.11",
+    "langchain == 0.2.0",
+    "langchain_community == 0.2.0",
     "llama-index-core ~= 0.10.0",
     "llama-index-readers-pathway ~= 0.1.0",
-    "llama-index-retrievers-pathway ~= 0.1.0",
+    "llama-index-retrievers-pathway ~= 0.1.3",
     "tenacity != 8.4.0", # langchain dependency, 8.4.0 wheel is broken
     "instructor == 1.2.6",
-    "google-generativeai >= 0.7.0",
+    "google-generativeai ~= 0.8.4",
+    "google-api-core ~= 2.24.1",
     "docling >= 2.15, <3.0",
 ]
 xpack-llm-local = [  # requirements that allow local ML inference
-    "unstructured[all-docs] >= 0.16",
+    "unstructured[all-docs] >= 0.16, < 0.16.15",
     "sentence_transformers", 
     "transformers >= 4.42.0",
 ]