diff --git a/libs/partners/openai/pyproject.toml b/libs/partners/openai/pyproject.toml
index 56453295858..72d2eb4be97 100644
--- a/libs/partners/openai/pyproject.toml
+++ b/libs/partners/openai/pyproject.toml
@@ -7,7 +7,7 @@ authors = []
 license = { text = "MIT" }
 requires-python = "<4.0,>=3.9"
 dependencies = [
-    "langchain-core<1.0.0,>=0.3.42",
+    "langchain-core<1.0.0,>=0.3.43",
     "openai<2.0.0,>=1.58.1",
     "tiktoken<1,>=0.7",
 ]
diff --git a/libs/partners/openai/uv.lock b/libs/partners/openai/uv.lock
index f6011fbe366..3ab88aaa485 100644
--- a/libs/partners/openai/uv.lock
+++ b/libs/partners/openai/uv.lock
@@ -462,7 +462,7 @@ wheels = [
 
 [[package]]
 name = "langchain-core"
-version = "0.3.42"
+version = "0.3.43"
 source = { editable = "../../core" }
 dependencies = [
     { name = "jsonpatch" },
@@ -603,7 +603,7 @@ typing = [
 
 [[package]]
 name = "langchain-tests"
-version = "0.3.13"
+version = "0.3.14"
 source = { editable = "../../standard-tests" }
 dependencies = [
     { name = "httpx" },
diff --git a/libs/standard-tests/pyproject.toml b/libs/standard-tests/pyproject.toml
index 619120e4a23..45bbe98931c 100644
--- a/libs/standard-tests/pyproject.toml
+++ b/libs/standard-tests/pyproject.toml
@@ -7,7 +7,7 @@ authors = [{ name = "Erick Friis", email = "erick@langchain.dev" }]
 license = { text = "MIT" }
 requires-python = "<4.0,>=3.9"
 dependencies = [
-    "langchain-core<1.0.0,>=0.3.42",
+    "langchain-core<1.0.0,>=0.3.43",
     "pytest<9,>=7",
     "pytest-asyncio<1,>=0.20",
     "httpx<1,>=0.25.0",
diff --git a/libs/standard-tests/uv.lock b/libs/standard-tests/uv.lock
index 3b73955f8d5..2f9a5d4c765 100644
--- a/libs/standard-tests/uv.lock
+++ b/libs/standard-tests/uv.lock
@@ -288,7 +288,7 @@ wheels = [
 
 [[package]]
 name = "langchain-core"
-version = "0.3.42"
+version = "0.3.43"
 source = { editable = "../core" }
 dependencies = [
     { name = "jsonpatch" },