diff --git a/libs/checkpoint-postgres/pyproject.toml b/libs/checkpoint-postgres/pyproject.toml
index 0442cfcd5..15e7b9aed 100644
--- a/libs/checkpoint-postgres/pyproject.toml
+++ b/libs/checkpoint-postgres/pyproject.toml
@@ -12,7 +12,7 @@ readme = "README.md"
 license = "MIT"
 license-files = ['LICENSE']
 dependencies = [
-  "langgraph-checkpoint>=2.0.21",
+  "langgraph-checkpoint>=2.0.21,<3.0.0",
   "orjson>=3.10.1",
   "psycopg>=3.2.0",
   "psycopg-pool>=3.2.0",
diff --git a/libs/checkpoint-sqlite/pyproject.toml b/libs/checkpoint-sqlite/pyproject.toml
index 7f378d892..d9907153a 100644
--- a/libs/checkpoint-sqlite/pyproject.toml
+++ b/libs/checkpoint-sqlite/pyproject.toml
@@ -12,7 +12,7 @@ readme = "README.md"
 license = "MIT"
 license-files = ['LICENSE']
 dependencies = [
-    "langgraph-checkpoint>=2.0.21",
+    "langgraph-checkpoint>=2.0.21,<3.0.0",
     "aiosqlite>=0.20",
     "sqlite-vec>=0.1.6",
 ]
diff --git a/libs/cli/pyproject.toml b/libs/cli/pyproject.toml
index 4cb4a561a..1a781e6f2 100644
--- a/libs/cli/pyproject.toml
+++ b/libs/cli/pyproject.toml
@@ -18,8 +18,8 @@ dependencies = [
 
 [project.optional-dependencies]
 inmem = [
-    "langgraph-api>=0.2.67 ; python_version >= '3.11'",
-    "langgraph-runtime-inmem>=0.3.0 ; python_version >= '3.11'",
+    "langgraph-api>=0.2.67,<0.3.0 ; python_version >= '3.11'",
+    "langgraph-runtime-inmem>=0.3.0,<0.4.0 ; python_version >= '3.11'",
     "python-dotenv>=0.8.0",
 ]
 
diff --git a/libs/cli/uv.lock b/libs/cli/uv.lock
index b256a721c..839e68015 100644
--- a/libs/cli/uv.lock
+++ b/libs/cli/uv.lock
@@ -530,8 +530,8 @@ dev = [
 [package.metadata]
 requires-dist = [
     { name = "click", specifier = ">=8.1.7" },
-    { name = "langgraph-api", marker = "python_full_version >= '3.11' and extra == 'inmem'", specifier = ">=0.2.67" },
-    { name = "langgraph-runtime-inmem", marker = "python_full_version >= '3.11' and extra == 'inmem'", specifier = ">=0.3.0" },
+    { name = "langgraph-api", marker = "python_full_version >= '3.11' and extra == 'inmem'", specifier = ">=0.2.67,<0.3.0" },
+    { name = "langgraph-runtime-inmem", marker = "python_full_version >= '3.11' and extra == 'inmem'", specifier = ">=0.3.0,<0.4.0" },
     { name = "langgraph-sdk", marker = "python_full_version >= '3.11'", specifier = ">=0.1.0" },
     { name = "python-dotenv", marker = "extra == 'inmem'", specifier = ">=0.8.0" },
 ]
diff --git a/libs/langgraph/pyproject.toml b/libs/langgraph/pyproject.toml
index b04d64a36..1d5518052 100644
--- a/libs/langgraph/pyproject.toml
+++ b/libs/langgraph/pyproject.toml
@@ -13,9 +13,9 @@ license = "MIT"
 license-files = ['LICENSE']
 dependencies = [
     "langchain-core>=0.1",
-    "langgraph-checkpoint>=2.1.0",
-    "langgraph-sdk>=0.1.42",
-    "langgraph-prebuilt>=0.5.0",
+    "langgraph-checkpoint>=2.1.0,<3.0.0",
+    "langgraph-sdk>=0.1.42,<0.2.0",
+    "langgraph-prebuilt>=0.5.0,<0.6.0",
     "xxhash>=3.5.0",
     "pydantic>=2.7.4",
 ]
diff --git a/libs/prebuilt/pyproject.toml b/libs/prebuilt/pyproject.toml
index c294cd7fa..a4d389343 100644
--- a/libs/prebuilt/pyproject.toml
+++ b/libs/prebuilt/pyproject.toml
@@ -12,7 +12,7 @@ readme = "README.md"
 license = "MIT"
 license-files = ['LICENSE']
 dependencies = [
-    "langgraph-checkpoint>=2.1.0",
+    "langgraph-checkpoint>=2.1.0,<3.0.0",
     "langchain-core>=0.3.67",
 ]