diff --git a/litellm/proxy/_types.py b/litellm/proxy/_types.py
index faed138ac7d..b960ca2c1b3 100644
--- a/litellm/proxy/_types.py
+++ b/litellm/proxy/_types.py
@@ -832,10 +832,16 @@ class LiteLLMRoutes(enum.Enum):
         "/team/{team_id}/members/me",
         # POST/GET the team's logging callbacks, and DELETE one of them. Every
         # handler calls _verify_team_access, which admits only a proxy admin, an
-        # org admin for the team, or an admin of this team. The :path converter
-        # mirrors the route registration, which accepts a team id containing "/".
+        # org admin for the team, or an admin of this team.
+        #
+        # Two spellings per route because neither placeholder alone covers every
+        # team id the router accepts: the gate expands {x:path} to "[^:]+", which
+        # takes a slash but not a colon, and {x} to "[^/]+", which takes a colon
+        # but not a slash. team_id is a free-form string, so both are reachable.
         "/team/{team_id:path}/callback",
         "/team/{team_id:path}/callback/{callback_name}",
+        "/team/{team_id}/callback",
+        "/team/{team_id}/callback/{callback_name}",
         "/model/new",
         "/model/update",
         "/model/delete",
diff --git a/tests/test_litellm/proxy/auth/test_route_checks.py b/tests/test_litellm/proxy/auth/test_route_checks.py
index 52956301f82..7f53a75b072 100644
--- a/tests/test_litellm/proxy/auth/test_route_checks.py
+++ b/tests/test_litellm/proxy/auth/test_route_checks.py
@@ -3551,6 +3551,10 @@ TEAM_CALLBACK_ROUTES = (
     # contain a slash
     "/team/tenant/06bda574/callback",
     "/team/tenant/06bda574/callback/langfuse",
+    # team_id is a free-form string, so it may also contain a colon, which the
+    # gate's :path expansion excludes
+    "/team/tenant:06bda574/callback",
+    "/team/tenant:06bda574/callback/langfuse",
 )
 
 
@@ -3590,8 +3594,13 @@ def test_team_callback_routes_are_self_managed():
     look identical for an internal_user while silently denying the org admins and
     view-only roles that list does not cover.
     """
-    assert "/team/{team_id:path}/callback" in LiteLLMRoutes.self_managed_routes.value
-    assert "/team/{team_id:path}/callback/{callback_name}" in LiteLLMRoutes.self_managed_routes.value
+    for template in (
+        "/team/{team_id:path}/callback",
+        "/team/{team_id:path}/callback/{callback_name}",
+        "/team/{team_id}/callback",
+        "/team/{team_id}/callback/{callback_name}",
+    ):
+        assert template in LiteLLMRoutes.self_managed_routes.value
 
 
 @pytest.mark.parametrize("route", TEAM_CALLBACK_ROUTES)