diff --git a/libs/core/langchain_core/utils/function_calling.py b/libs/core/langchain_core/utils/function_calling.py
index a0cadca4f33..5977615654c 100644
--- a/libs/core/langchain_core/utils/function_calling.py
+++ b/libs/core/langchain_core/utils/function_calling.py
@@ -1,4 +1,5 @@
 """Methods for creating function specs in the style of OpenAI Functions"""
+
 from __future__ import annotations
 
 import inspect
@@ -51,13 +52,16 @@ class ToolDescription(TypedDict):
     function: FunctionDescription
 
 
-def _rm_titles(kv: dict) -> dict:
+def _rm_titles(kv: dict, prev_key: str = "") -> dict:
     new_kv = {}
     for k, v in kv.items():
         if k == "title":
-            continue
+            if isinstance(v, dict) and prev_key == "properties" and "title" in v.keys():
+                new_kv[k] = _rm_titles(v, k)
+            else:
+                continue
         elif isinstance(v, dict):
-            new_kv[k] = _rm_titles(v)
+            new_kv[k] = _rm_titles(v, k)
         else:
             new_kv[k] = v
     return new_kv
diff --git a/libs/core/tests/unit_tests/utils/test_rm_titles.py b/libs/core/tests/unit_tests/utils/test_rm_titles.py
new file mode 100644
index 00000000000..731510dd873
--- /dev/null
+++ b/libs/core/tests/unit_tests/utils/test_rm_titles.py
@@ -0,0 +1,199 @@
+import pytest
+
+from langchain_core.utils.function_calling import _rm_titles
+
+output1 = {
+    "type": "object",
+    "properties": {
+        "people": {
+            "description": "List of info about people",
+            "type": "array",
+            "items": {
+                "description": "Information about a person.",
+                "type": "object",
+                "properties": {
+                    "name": {"type": "string"},
+                    "title": {"description": "person's age", "type": "integer"},
+                },
+                "required": ["name"],
+            },
+        }
+    },
+    "required": ["people"],
+}
+
+schema1 = {
+    "type": "object",
+    "properties": {
+        "people": {
+            "title": "People",
+            "description": "List of info about people",
+            "type": "array",
+            "items": {
+                "title": "Person",
+                "description": "Information about a person.",
+                "type": "object",
+                "properties": {
+                    "name": {"title": "Name", "type": "string"},
+                    "title": {
+                        "title": "Title",
+                        "description": "person's age",
+                        "type": "integer",
+                    },
+                },
+                "required": ["name"],
+            },
+        }
+    },
+    "required": ["people"],
+}
+
+output2 = {
+    "type": "object",
+    "properties": {
+        "title": {
+            "description": "List of info about people",
+            "type": "array",
+            "items": {
+                "description": "Information about a person.",
+                "type": "object",
+                "properties": {
+                    "name": {"type": "string"},
+                    "age": {"description": "person's age", "type": "integer"},
+                },
+                "required": ["name"],
+            },
+        }
+    },
+    "required": ["title"],
+}
+
+schema2 = {
+    "type": "object",
+    "properties": {
+        "title": {
+            "title": "Title",
+            "description": "List of info about people",
+            "type": "array",
+            "items": {
+                "title": "Person",
+                "description": "Information about a person.",
+                "type": "object",
+                "properties": {
+                    "name": {"title": "Name", "type": "string"},
+                    "age": {
+                        "title": "Age",
+                        "description": "person's age",
+                        "type": "integer",
+                    },
+                },
+                "required": ["name"],
+            },
+        }
+    },
+    "required": ["title"],
+}
+
+
+output3 = {
+    "type": "object",
+    "properties": {
+        "title": {
+            "description": "List of info about people",
+            "type": "array",
+            "items": {
+                "description": "Information about a person.",
+                "type": "object",
+                "properties": {
+                    "title": {"type": "string"},
+                    "type": {"description": "person's age", "type": "integer"},
+                },
+                "required": ["title"],
+            },
+        }
+    },
+    "required": ["title"],
+}
+
+schema3 = {
+    "type": "object",
+    "properties": {
+        "title": {
+            "title": "Title",
+            "description": "List of info about people",
+            "type": "array",
+            "items": {
+                "title": "Person",
+                "description": "Information about a person.",
+                "type": "object",
+                "properties": {
+                    "title": {"title": "Title", "type": "string"},
+                    "type": {
+                        "title": "Type",
+                        "description": "person's age",
+                        "type": "integer",
+                    },
+                },
+                "required": ["title"],
+            },
+        }
+    },
+    "required": ["title"],
+}
+
+
+output4 = {
+    "type": "object",
+    "properties": {
+        "properties": {
+            "description": "Information to extract",
+            "type": "object",
+            "properties": {
+                "title": {
+                    "description": "Information about papers mentioned.",
+                    "type": "object",
+                    "properties": {
+                        "title": {"type": "string"},
+                        "author": {"type": "string"},
+                    },
+                    "required": ["title"],
+                }
+            },
+            "required": ["title"],
+        }
+    },
+    "required": ["properties"],
+}
+
+schema4 = {
+    "type": "object",
+    "properties": {
+        "properties": {
+            "title": "Info",
+            "description": "Information to extract",
+            "type": "object",
+            "properties": {
+                "title": {
+                    "title": "Paper",
+                    "description": "Information about papers mentioned.",
+                    "type": "object",
+                    "properties": {
+                        "title": {"title": "Title", "type": "string"},
+                        "author": {"title": "Author", "type": "string"},
+                    },
+                    "required": ["title"],
+                }
+            },
+            "required": ["title"],
+        }
+    },
+    "required": ["properties"],
+}
+
+
+@pytest.mark.parametrize(
+    "schema, output",
+    [(schema1, output1), (schema2, output2), (schema3, output3), (schema4, output4)],
+)
+def test_rm_titles(schema: dict, output: dict) -> None:
+    assert _rm_titles(schema) == output