diff --git a/libs/core/langchain_core/version.py b/libs/core/langchain_core/version.py
index b035d9b5722..602d2a8b3b3 100644
--- a/libs/core/langchain_core/version.py
+++ b/libs/core/langchain_core/version.py
@@ -1,3 +1,3 @@
 """langchain-core version information and utilities."""
 
-VERSION = "0.3.56rc1"
+VERSION = "0.3.56"
diff --git a/libs/core/pyproject.toml b/libs/core/pyproject.toml
index 17a94bf835a..4e1df24ad16 100644
--- a/libs/core/pyproject.toml
+++ b/libs/core/pyproject.toml
@@ -17,7 +17,7 @@ dependencies = [
     "pydantic<3.0.0,>=2.7.4; python_full_version >= \"3.12.4\"",
 ]
 name = "langchain-core"
-version = "0.3.56rc1"
+version = "0.3.56"
 description = "Building applications with LLMs through composability"
 readme = "README.md"
 
diff --git a/libs/core/uv.lock b/libs/core/uv.lock
index 07ca00fd4d0..b58963abe82 100644
--- a/libs/core/uv.lock
+++ b/libs/core/uv.lock
@@ -937,7 +937,7 @@ wheels = [
 
 [[package]]
 name = "langchain-core"
-version = "0.3.56rc1"
+version = "0.3.56"
 source = { editable = "." }
 dependencies = [
     { name = "jsonpatch" },