diff --git a/src/crewai_tools/tools/firecrawl_crawl_website_tool/firecrawl_crawl_website_tool.py b/src/crewai_tools/tools/firecrawl_crawl_website_tool/firecrawl_crawl_website_tool.py
index e46b22f0e..54ae8d3f6 100644
--- a/src/crewai_tools/tools/firecrawl_crawl_website_tool/firecrawl_crawl_website_tool.py
+++ b/src/crewai_tools/tools/firecrawl_crawl_website_tool/firecrawl_crawl_website_tool.py
@@ -1,7 +1,7 @@
 from typing import Any, Dict, Optional, Type
 
 from crewai.tools import BaseTool
-from pydantic import BaseModel, ConfigDict, Field
+from pydantic import BaseModel, ConfigDict, Field, PrivateAttr
 
 
 try:
@@ -29,7 +29,7 @@ class FirecrawlCrawlWebsiteTool(BaseTool):
     description: str = "Crawl webpages using Firecrawl and return the contents"
     args_schema: Type[BaseModel] = FirecrawlCrawlWebsiteToolSchema
     api_key: Optional[str] = None
-    firecrawl: Optional["FirecrawlApp"] = None
+    _firecrawl: Optional["FirecrawlApp"] = PrivateAttr(None)
 
     def __init__(self, api_key: Optional[str] = None, **kwargs):
         super().__init__(**kwargs)
@@ -74,7 +74,7 @@ class FirecrawlCrawlWebsiteTool(BaseTool):
             "crawlerOptions": crawler_options,
             "timeout": timeout,
         }
-        return self.firecrawl.crawl_url(url, options)
+        return self._firecrawl.crawl_url(url, options)
 
 
 try:
diff --git a/src/crewai_tools/tools/firecrawl_scrape_website_tool/firecrawl_scrape_website_tool.py b/src/crewai_tools/tools/firecrawl_scrape_website_tool/firecrawl_scrape_website_tool.py
index 5c9a0b759..be04ab753 100644
--- a/src/crewai_tools/tools/firecrawl_scrape_website_tool/firecrawl_scrape_website_tool.py
+++ b/src/crewai_tools/tools/firecrawl_scrape_website_tool/firecrawl_scrape_website_tool.py
@@ -1,7 +1,7 @@
 from typing import Any, Optional, Type
 
 from crewai.tools import BaseTool
-from pydantic import BaseModel, ConfigDict, Field
+from pydantic import BaseModel, ConfigDict, Field, PrivateAttr
 
 try:
     from firecrawl import FirecrawlApp
@@ -22,10 +22,10 @@ class FirecrawlScrapeWebsiteTool(BaseTool):
         arbitrary_types_allowed=True, validate_assignment=True, frozen=False
     )
     name: str = "Firecrawl web scrape tool"
-    description: str = "Scrape webpages url using Firecrawl and return the contents"
+    description: str = "Scrape webpages using Firecrawl and return the contents"
     args_schema: Type[BaseModel] = FirecrawlScrapeWebsiteToolSchema
     api_key: Optional[str] = None
-    firecrawl: Optional["FirecrawlApp"] = None  # Updated to use TYPE_CHECKING
+    _firecrawl: Optional["FirecrawlApp"] = PrivateAttr(None)
 
     def __init__(self, api_key: Optional[str] = None, **kwargs):
         super().__init__(**kwargs)
@@ -48,7 +48,7 @@ class FirecrawlScrapeWebsiteTool(BaseTool):
                     "`firecrawl-py` package not found, please run `uv add firecrawl-py`"
                 )
 
-        self.firecrawl = FirecrawlApp(api_key=api_key)
+        self._firecrawl = FirecrawlApp(api_key=api_key)
 
     def _run(
         self,
@@ -64,7 +64,7 @@ class FirecrawlScrapeWebsiteTool(BaseTool):
             "waitFor": 0,
             "timeout": timeout,
         }
-        return self.firecrawl.scrape_url(url, options)
+        return self._firecrawl.scrape_url(url, options)
 
 
 try:
diff --git a/src/crewai_tools/tools/firecrawl_search_tool/firecrawl_search_tool.py b/src/crewai_tools/tools/firecrawl_search_tool/firecrawl_search_tool.py
index 2998a5025..b8e934f96 100644
--- a/src/crewai_tools/tools/firecrawl_search_tool/firecrawl_search_tool.py
+++ b/src/crewai_tools/tools/firecrawl_search_tool/firecrawl_search_tool.py
@@ -1,7 +1,7 @@
 from typing import Any, Dict, Optional, Type
 
 from crewai.tools import BaseTool
-from pydantic import BaseModel, Field, ConfigDict
+from pydantic import BaseModel, ConfigDict, Field, PrivateAttr
 
 # Type checking import
 try:
@@ -32,6 +32,9 @@ class FirecrawlSearchToolSchema(BaseModel):
 
 
 class FirecrawlSearchTool(BaseTool):
+    model_config = ConfigDict(
+        arbitrary_types_allowed=True, validate_assignment=True, frozen=False
+    )
     model_config = ConfigDict(
         arbitrary_types_allowed=True, validate_assignment=True, frozen=False
     )
@@ -39,7 +42,7 @@ class FirecrawlSearchTool(BaseTool):
     description: str = "Search webpages using Firecrawl and return the results"
     args_schema: Type[BaseModel] = FirecrawlSearchToolSchema
     api_key: Optional[str] = None
-    firecrawl: Optional["FirecrawlApp"] = None
+    _firecrawl: Optional["FirecrawlApp"] = PrivateAttr(None)
 
     def __init__(self, api_key: Optional[str] = None, **kwargs):
         super().__init__(**kwargs)
@@ -86,7 +89,6 @@ class FirecrawlSearchTool(BaseTool):
             raise RuntimeError("FirecrawlApp not properly initialized")
 
         options = {
-            "query": query,
             "limit": limit,
             "tbs": tbs,
             "lang": lang,