diff --git a/toolkits/google/arcade_google/utils.py b/toolkits/google/arcade_google/utils.py
index 07b13a73..8c0bd55a 100644
--- a/toolkits/google/arcade_google/utils.py
+++ b/toolkits/google/arcade_google/utils.py
@@ -64,6 +64,7 @@ def parse_datetime(datetime_str: str, time_zone: str) -> datetime:
     Raises:
         ValueError: If the datetime string is not in the correct format.
     """
+    datetime_str = datetime_str.upper().strip().rstrip("Z")
     try:
         dt = datetime.fromisoformat(datetime_str)
         if dt.tzinfo is None:
diff --git a/toolkits/google/pyproject.toml b/toolkits/google/pyproject.toml
index 0eeb5b57..c79e42f6 100644
--- a/toolkits/google/pyproject.toml
+++ b/toolkits/google/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "arcade_google"
-version = "1.1.0"
+version = "1.1.1"
 description = "Arcade.dev LLM tools for Google Workspace"
 authors = ["Arcade <dev@arcade.dev>"]