diff --git a/libs/langchain/poetry.lock b/libs/langchain/poetry.lock
index 5b10733d9c8..badf9ec8912 100644
--- a/libs/langchain/poetry.lock
+++ b/libs/langchain/poetry.lock
@@ -3542,7 +3542,6 @@ optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, !=3.5.*, !=3.6.*"
 files = [
     {file = "jsonpointer-2.4-py2.py3-none-any.whl", hash = "sha256:15d51bba20eea3165644553647711d150376234112651b4f1811022aecad7d7a"},
-    {file = "jsonpointer-2.4.tar.gz", hash = "sha256:585cee82b70211fa9e6043b7bb89db6e1aa49524340dde8ad6b63206ea689d88"},
 ]
 
 [[package]]
@@ -10448,4 +10447,4 @@ text-helpers = ["chardet"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8.1,<4.0"
-content-hash = "fd56d0cf338f6efea449244f3e9e719ca6872dd4b3e136ccd67fd82912912cc2"
+content-hash = "88e479307b19d991105360780f67ed3258ef1a0151f70b9e91c86c8153751e83"
diff --git a/libs/langchain/pyproject.toml b/libs/langchain/pyproject.toml
index a35570213b5..bc626b41555 100644
--- a/libs/langchain/pyproject.toml
+++ b/libs/langchain/pyproject.toml
@@ -125,7 +125,6 @@ newspaper3k = {version = "^0.2.8", optional = true}
 amazon-textract-caller = {version = "<2", optional = true}
 xata = {version = "^1.0.0a7", optional = true}
 xmltodict = {version = "^0.13.0", optional = true}
-google-api-core = {version = "^2.11.1", optional = true}
 markdownify = {version = "^0.11.6", optional = true}
 assemblyai = {version = "^0.17.0", optional = true}
 
@@ -307,7 +306,7 @@ extended_testing = [
  "chardet",
  "esprima",
  "jq",
- "pdfminer.six",
+ "pdfminer-six",
  "pgvector",
  "pypdf",
  "pymupdf",
@@ -321,7 +320,7 @@ extended_testing = [
  "telethon",
  "psychicapi",
  "gql",
- "requests_toolbelt",
+ "requests-toolbelt",
  "html2text",
  "py-trello",
  "scikit-learn",
@@ -331,7 +330,7 @@ extended_testing = [
  "sympy",
  "rapidfuzz",
  "openai",
- "rank_bm25",
+ "rank-bm25",
  "geopandas",
  "jinja2",
  "gitpython",
diff --git a/libs/langchain/tests/unit_tests/test_dependencies.py b/libs/langchain/tests/unit_tests/test_dependencies.py
index e446485cacf..2e40a7ab4f9 100644
--- a/libs/langchain/tests/unit_tests/test_dependencies.py
+++ b/libs/langchain/tests/unit_tests/test_dependencies.py
@@ -26,10 +26,13 @@ def test_required_dependencies(poetry_conf: Mapping[str, Any]) -> None:
     # Get the dependencies from the [tool.poetry.dependencies] section
     dependencies = poetry_conf["dependencies"]
 
-    required_dependencies = [
-        package_name
+    is_required = {
+        package_name: isinstance(requirements, str)
+        or not requirements.get("optional", False)
         for package_name, requirements in dependencies.items()
-        if isinstance(requirements, str) or not requirements.get("optional", False)
+    }
+    required_dependencies = [
+        package_name for package_name, required in is_required.items() if required
     ]
 
     assert sorted(required_dependencies) == [
@@ -47,6 +50,12 @@ def test_required_dependencies(poetry_conf: Mapping[str, Any]) -> None:
         "tenacity",
     ]
 
+    unrequired_dependencies = [
+        package_name for package_name, required in is_required.items() if not required
+    ]
+    in_extras = [dep for group in poetry_conf["extras"].values() for dep in group]
+    assert set(unrequired_dependencies) == set(in_extras)
+
 
 def test_test_group_dependencies(poetry_conf: Mapping[str, Any]) -> None:
     """Check if someone is attempting to add additional test dependencies.