diff --git a/src/crewai_tools/tools/serpapi_tool/serpapi_google_search_tool.py b/src/crewai_tools/tools/serpapi_tool/serpapi_google_search_tool.py
index 199b7f5a2..afadbe5e2 100644
--- a/src/crewai_tools/tools/serpapi_tool/serpapi_google_search_tool.py
+++ b/src/crewai_tools/tools/serpapi_tool/serpapi_google_search_tool.py
@@ -1,16 +1,30 @@
 from typing import Any, Type, Optional
 
 import re
-from pydantic import BaseModel, Field
+from pydantic import BaseModel, Field, ConfigDict
 from .serpapi_base_tool import SerpApiBaseTool
-from serpapi import HTTPError
+
+try:
+    from serpapi import HTTPError
+except ImportError:
+    HTTPError = Any
+
 
 class SerpApiGoogleSearchToolSchema(BaseModel):
     """Input for Google Search."""
-    search_query: str = Field(..., description="Mandatory search query you want to use to Google search.")
-    location: Optional[str] = Field(None, description="Location you want the search to be performed in.")
+
+    search_query: str = Field(
+        ..., description="Mandatory search query you want to use to Google search."
+    )
+    location: Optional[str] = Field(
+        None, description="Location you want the search to be performed in."
+    )
+
 
 class SerpApiGoogleSearchTool(SerpApiBaseTool):
+    model_config = ConfigDict(
+        arbitrary_types_allowed=True, validate_assignment=True, frozen=False
+    )
     name: str = "Google Search"
     description: str = (
         "A tool to perform to perform a Google search with a search_query."
@@ -22,19 +36,25 @@ class SerpApiGoogleSearchTool(SerpApiBaseTool):
         **kwargs: Any,
     ) -> Any:
         try:
-            results = self.client.search({
-                "q": kwargs.get("search_query"),
-                "location": kwargs.get("location"),
-            }).as_dict()
+            results = self.client.search(
+                {
+                    "q": kwargs.get("search_query"),
+                    "location": kwargs.get("location"),
+                }
+            ).as_dict()
 
             self._omit_fields(
-                results, 
-                [r"search_metadata", r"search_parameters", r"serpapi_.+", r".+_token", r"displayed_link", r"pagination"]
+                results,
+                [
+                    r"search_metadata",
+                    r"search_parameters",
+                    r"serpapi_.+",
+                    r".+_token",
+                    r"displayed_link",
+                    r"pagination",
+                ],
             )
 
             return results
         except HTTPError as e:
             return f"An error occurred: {str(e)}. Some parameters may be invalid."
-
-
-        
\ No newline at end of file
diff --git a/src/crewai_tools/tools/serpapi_tool/serpapi_google_shopping_tool.py b/src/crewai_tools/tools/serpapi_tool/serpapi_google_shopping_tool.py
index b44b3a809..1cf865985 100644
--- a/src/crewai_tools/tools/serpapi_tool/serpapi_google_shopping_tool.py
+++ b/src/crewai_tools/tools/serpapi_tool/serpapi_google_shopping_tool.py
@@ -3,15 +3,29 @@ from typing import Any, Type, Optional
 import re
 from pydantic import BaseModel, Field
 from .serpapi_base_tool import SerpApiBaseTool
-from serpapi import HTTPError
+from pydantic import ConfigDict
+
+try:
+    from serpapi import HTTPError
+except ImportError:
+    HTTPError = Any
+
 
 class SerpApiGoogleShoppingToolSchema(BaseModel):
     """Input for Google Shopping."""
-    search_query: str = Field(..., description="Mandatory search query you want to use to Google shopping.")
-    location: Optional[str] = Field(None, description="Location you want the search to be performed in.")
+
+    search_query: str = Field(
+        ..., description="Mandatory search query you want to use to Google shopping."
+    )
+    location: Optional[str] = Field(
+        None, description="Location you want the search to be performed in."
+    )
 
 
 class SerpApiGoogleShoppingTool(SerpApiBaseTool):
+    model_config = ConfigDict(
+        arbitrary_types_allowed=True, validate_assignment=True, frozen=False
+    )
     name: str = "Google Shopping"
     description: str = (
         "A tool to perform search on Google shopping with a search_query."
@@ -23,20 +37,25 @@ class SerpApiGoogleShoppingTool(SerpApiBaseTool):
         **kwargs: Any,
     ) -> Any:
         try:
-            results = self.client.search({
-                "engine": "google_shopping",
-                "q": kwargs.get("search_query"),
-                "location": kwargs.get("location")
-            }).as_dict()
+            results = self.client.search(
+                {
+                    "engine": "google_shopping",
+                    "q": kwargs.get("search_query"),
+                    "location": kwargs.get("location"),
+                }
+            ).as_dict()
 
             self._omit_fields(
-                results, 
-                [r"search_metadata", r"search_parameters", r"serpapi_.+", r"filters", r"pagination"]
+                results,
+                [
+                    r"search_metadata",
+                    r"search_parameters",
+                    r"serpapi_.+",
+                    r"filters",
+                    r"pagination",
+                ],
             )
 
             return results
         except HTTPError as e:
             return f"An error occurred: {str(e)}. Some parameters may be invalid."
-
-
-        
\ No newline at end of file