diff --git a/requirements.txt b/requirements.txt
index 62ccafe9..561de73b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 google-cloud-alloydb-connector[asyncpg]==1.4.0
-langchain-core==0.2.39
+langchain-core==0.3.0
 numpy===1.24.4; python_version <= "3.8"
 numpy==1.26.4; python_version > "3.8"
 pgvector==0.3.3
diff --git a/samples/langchain_on_vertexai/requirements.txt b/samples/langchain_on_vertexai/requirements.txt
index 3803a114..a0448cc1 100644
--- a/samples/langchain_on_vertexai/requirements.txt
+++ b/samples/langchain_on_vertexai/requirements.txt
@@ -2,4 +2,4 @@ google-cloud-aiplatform[reasoningengine,langchain]==1.66.0
 langchain-google-alloydb-pg==0.6.0
 langchain-google-vertexai==1.0.10
 google-cloud-resource-manager==1.12.5
-langchain-community==0.2.16
\ No newline at end of file
+langchain-community==0.2.17
\ No newline at end of file
diff --git a/samples/requirements.txt b/samples/requirements.txt
index cd10832f..87d90609 100644
--- a/samples/requirements.txt
+++ b/samples/requirements.txt
@@ -1,5 +1,5 @@
 google-cloud-aiplatform[reasoningengine,langchain]==1.66.0
 google-cloud-resource-manager==1.12.5
-langchain-community==0.2.16
+langchain-community==0.2.17
 langchain-google-alloydb-pg==0.6.0
 langchain-google-vertexai==1.0.10
\ No newline at end of file