diff --git a/libs/core/langchain_core/agents.py b/libs/core/langchain_core/agents.py
index 74bfcdd4012..1e71c3ab797 100644
--- a/libs/core/langchain_core/agents.py
+++ b/libs/core/langchain_core/agents.py
@@ -69,7 +69,7 @@ class AgentAction(Serializable):
             tool_input: The input to pass in to the Tool.
             log: Additional information to log about the action.
         """
-        super().__init__(tool=tool, tool_input=tool_input, log=log, **kwargs)
+        super().__init__(tool=tool, tool_input=tool_input, log=log, **kwargs)  # type: ignore[call-arg]
 
     @classmethod
     def is_lc_serializable(cls) -> bool:
@@ -149,7 +149,7 @@ class AgentFinish(Serializable):
 
     def __init__(self, return_values: dict, log: str, **kwargs: Any):
         """Override init to support instantiation by position for backward compat."""
-        super().__init__(return_values=return_values, log=log, **kwargs)
+        super().__init__(return_values=return_values, log=log, **kwargs)  # type: ignore[call-arg]
 
     @classmethod
     def is_lc_serializable(cls) -> bool:
diff --git a/libs/core/langchain_core/messages/base.py b/libs/core/langchain_core/messages/base.py
index 58049d28e9e..08f6dc82859 100644
--- a/libs/core/langchain_core/messages/base.py
+++ b/libs/core/langchain_core/messages/base.py
@@ -75,7 +75,7 @@ class BaseMessage(Serializable):
         Args:
             content: The string contents of the message.
         """
-        super().__init__(content=content, **kwargs)
+        super().__init__(content=content, **kwargs)  # type: ignore[call-arg]
 
     @classmethod
     def is_lc_serializable(cls) -> bool:
diff --git a/libs/core/langchain_core/prompts/string.py b/libs/core/langchain_core/prompts/string.py
index e63d54dbbde..c1098aa2b51 100644
--- a/libs/core/langchain_core/prompts/string.py
+++ b/libs/core/langchain_core/prompts/string.py
@@ -98,7 +98,7 @@ def _get_jinja2_variables_from_template(template: str) -> set[str]:
         raise ImportError(msg) from e
     env = Environment()  # noqa: S701
     ast = env.parse(template)
-    return meta.find_undeclared_variables(ast)
+    return meta.find_undeclared_variables(ast)  # type: ignore[no-untyped-call]
 
 
 def mustache_formatter(template: str, /, **kwargs: Any) -> str: