diff --git a/client/ayon_core/hooks/pre_add_last_workfile_arg.py b/client/ayon_core/hooks/pre_add_last_workfile_arg.py
index d671e136d7..d6110ea367 100644
--- a/client/ayon_core/hooks/pre_add_last_workfile_arg.py
+++ b/client/ayon_core/hooks/pre_add_last_workfile_arg.py
@@ -30,7 +30,7 @@ class AddLastWorkfileToLaunchArgs(PreLaunchHook):
         "aftereffects",
         "wrap",
         "openrv",
-        "cinema4d"
+        "cinema4d",
         "silhouette",
         "gaffer",
     }
diff --git a/client/ayon_core/hooks/pre_ocio_hook.py b/client/ayon_core/hooks/pre_ocio_hook.py
index 1e33ea7805..12f9454a88 100644
--- a/client/ayon_core/hooks/pre_ocio_hook.py
+++ b/client/ayon_core/hooks/pre_ocio_hook.py
@@ -21,7 +21,7 @@ class OCIOEnvHook(PreLaunchHook):
         "hiero",
         "resolve",
         "openrv",
-        "cinema4d"
+        "cinema4d",
         "silhouette",
         "gaffer",
     }