diff --git a/pyproject.toml b/pyproject.toml
index 78d5b720..f2c1a49a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -155,7 +155,7 @@ dev = [
     "autoevals>=0.3.0,<1.0.0",
     "ragas>=0.4.3,<1.0.0",
     # ragas<1.0 imports langchain_community.chat_models.vertexai, removed in 0.4.2
-    "langchain-community>=0.3.0,<0.4.2",
+    "langchain-community>=0.3.0,<0.4.3",
     "langchain>=1.0.0",
     "langgraph>=1.0.0",
     "langchain-mcp-adapters>=0.1.0",
@@ -199,7 +199,7 @@ autoevals = [
 ragas = [
     "ragas>=0.4.3,<1.0.0",
     # ragas<1.0 imports langchain_community.chat_models.vertexai, removed in 0.4.2
-    "langchain-community>=0.3.0,<0.4.2",
+    "langchain-community>=0.3.0,<0.4.3",
     "strands-agents-evals>=1.0.3,<2.0.0",
 ]