diff --git a/skyvern/forge/sdk/schemas/task_v2.py b/skyvern/forge/sdk/schemas/task_v2.py
index a10e48d7..ee70d3ad 100644
--- a/skyvern/forge/sdk/schemas/task_v2.py
+++ b/skyvern/forge/sdk/schemas/task_v2.py
@@ -78,8 +78,8 @@ class TaskV2(BaseModel):
     @field_validator("url", "webhook_callback_url", "totp_verification_url")
     @classmethod
     def validate_urls(cls, url: str | None) -> str | None:
-        if url is None:
-            return None
+        if not url:
+            return url
 
         return validate_url(url)
 
@@ -137,8 +137,8 @@ class TaskV2Metadata(BaseModel):
     @field_validator("url")
     @classmethod
     def validate_urls(cls, v: str | None) -> str | None:
-        if v is None:
-            return None
+        if not v:
+            return v
         return validate_url(v)
 
 
@@ -162,7 +162,7 @@ class TaskV2Request(BaseModel):
     @field_validator("url", "webhook_callback_url", "totp_verification_url")
     @classmethod
     def validate_urls(cls, url: str | None) -> str | None:
-        if url is None:
-            return None
+        if not url:
+            return url
 
         return validate_url(url)
diff --git a/skyvern/forge/sdk/schemas/tasks.py b/skyvern/forge/sdk/schemas/tasks.py
index 83706674..021b6c89 100644
--- a/skyvern/forge/sdk/schemas/tasks.py
+++ b/skyvern/forge/sdk/schemas/tasks.py
@@ -154,8 +154,8 @@ class TaskRequest(TaskBase):
     @field_validator("webhook_callback_url", "totp_verification_url")
     @classmethod
     def validate_optional_urls(cls, url: str | None) -> str | None:
-        if url is None:
-            return None
+        if not url:
+            return url
 
         return validate_url(url)
 
diff --git a/skyvern/schemas/runs.py b/skyvern/schemas/runs.py
index 08e6d586..c040ab70 100644
--- a/skyvern/schemas/runs.py
+++ b/skyvern/schemas/runs.py
@@ -353,8 +353,8 @@ class TaskRunRequest(BaseModel):
         Returns:
             The validated URL or None if no URL was provided
         """
-        if url is None:
-            return None
+        if not url:
+            return url
 
         return validate_url(url)
 
@@ -416,8 +416,8 @@ class WorkflowRunRequest(BaseModel):
     @field_validator("webhook_url", "totp_url")
     @classmethod
     def validate_urls(cls, url: str | None) -> str | None:
-        if url is None:
-            return None
+        if not url:
+            return url
         return validate_url(url)
 
     @model_validator(mode="after")