diff --git a/libs/langchain-cloudflare/uv.lock b/libs/langchain-cloudflare/uv.lock
index 4bdf957..52f0010 100644
--- a/libs/langchain-cloudflare/uv.lock
+++ b/libs/langchain-cloudflare/uv.lock
@@ -1,5 +1,5 @@
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-revision = 3
+revision = 5
 requires-python = ">=3.10"
 resolution-markers = [
     "python_full_version >= '3.15'",
@@ -43,11 +43,11 @@ wheels = [
 
 [[package]]
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+version = "2026.10.19"
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+    { url = "https://files.pythonhosted.org/packages/c4/51/29046e48f693c54e5b7412216d447a1d8362c9653148d98c02cdf65fa733/certifi-2026.10.19-py3-none-any.whl", hash = "sha256:42d35340cc5b9ba78e818ddbff0c5b1c2b779de448a340fd1b989f5fa8670e1b", size = 136464, upload-time = "2026-10-20T02:24:15.072Z" },
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 [[package]]
diff --git a/libs/langgraph-checkpoint-cloudflare-d1/uv.lock b/libs/langgraph-checkpoint-cloudflare-d1/uv.lock
index 03d569a..18f6a30 100644
--- a/libs/langgraph-checkpoint-cloudflare-d1/uv.lock
+++ b/libs/langgraph-checkpoint-cloudflare-d1/uv.lock
@@ -1,5 +1,5 @@
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-revision = 3
+revision = 5
 requires-python = ">=3.10"
 resolution-markers = [
     "python_full_version >= '3.15'",
@@ -107,11 +107,11 @@ wheels = [
 
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+version = "2026.10.19"
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 ]
 
 [[package]]
diff --git a/libs/langmem-cloudflare-vectorize/uv.lock b/libs/langmem-cloudflare-vectorize/uv.lock
index df6f870..fbecaae 100644
--- a/libs/langmem-cloudflare-vectorize/uv.lock
+++ b/libs/langmem-cloudflare-vectorize/uv.lock
@@ -1,5 +1,5 @@
 version = 1
-revision = 3
+revision = 5
 requires-python = ">=3.10"
 resolution-markers = [
     "python_full_version >= '3.13' and platform_python_implementation == 'PyPy'",
@@ -44,11 +44,11 @@ wheels = [
 
 [[package]]
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-version = "2025.11.12"
+version = "2026.10.19"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/a2/8c/58f469717fa48465e4a50c014a0400602d3c437d7c0c468e17ada824da3a/certifi-2025.11.12.tar.gz", hash = "sha256:d8ab5478f2ecd78af242878415affce761ca6bc54a22a27e026d7c25357c3316", size = 160538, upload-time = "2025-11-12T02:54:51.517Z" }
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+    { url = "https://files.pythonhosted.org/packages/c4/51/29046e48f693c54e5b7412216d447a1d8362c9653148d98c02cdf65fa733/certifi-2026.10.19-py3-none-any.whl", hash = "sha256:42d35340cc5b9ba78e818ddbff0c5b1c2b779de448a340fd1b989f5fa8670e1b", size = 136464, upload-time = "2026-10-20T02:24:15.072Z" },
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 [[package]]
@@ -394,7 +394,7 @@ wheels = [
 
 [[package]]
 name = "langchain-cloudflare"
-version = "0.4.2"
+version = "0.4.3"
 source = { editable = "../langchain-cloudflare" }
 dependencies = [
     { name = "httpx" },
@@ -433,6 +433,7 @@ dev = [
 ]
 test = [
     { name = "greenlet", specifier = ">=3.0.0" },
+    { name = "langchain", specifier = ">=1.1,<2.0.0" },
     { name = "langchain-tests", specifier = ">=0.3.17" },
     { name = "pytest", specifier = ">=7.4.3" },
     { name = "pytest-asyncio", specifier = ">=0.23.2" },