diff --git a/apps/agent/pyproject.toml b/apps/agent/pyproject.toml
index 74e9ed27..a894e23c 100644
--- a/apps/agent/pyproject.toml
+++ b/apps/agent/pyproject.toml
@@ -20,8 +20,8 @@ dependencies = [
     # LangGraph SDK for thread management
     "langgraph-sdk>=0.1.0",
     # LangChain dependencies (will be pulled in by deepagents but listing for clarity)
-    "langchain>=0.2.0",
-    "langgraph>=0.2.0",
+    "langchain>=1.2.9",
+    "langgraph>=1.0.8",
     "markdownify>=1.2.2",
     "langchain-anthropic>1.1.0",
     "langgraph-cli[inmem]>=0.4.12",
diff --git a/apps/agent/uv.lock b/apps/agent/uv.lock
index 84963c03..7f3bd464 100644
--- a/apps/agent/uv.lock
+++ b/apps/agent/uv.lock
@@ -1046,9 +1046,9 @@ requires-dist = [
     { name = "deepagents", specifier = ">=0.3.12" },
     { name = "fastapi", specifier = ">=0.104.0" },
     { name = "httpx", specifier = ">=0.25.0" },
-    { name = "langchain", specifier = ">=0.2.0" },
+    { name = "langchain", specifier = ">=1.2.9" },
     { name = "langchain-anthropic", specifier = ">1.1.0" },
-    { name = "langgraph", specifier = ">=0.2.0" },
+    { name = "langgraph", specifier = ">=1.0.8" },
     { name = "langgraph-cli", extras = ["inmem"], specifier = ">=0.4.12" },
     { name = "langgraph-sdk", specifier = ">=0.1.0" },
     { name = "markdownify", specifier = ">=1.2.2" },