diff --git a/iso_configs/pmostools/peptools/kumo.py b/iso_configs/pmostools/peptools/kumo.py
index 73c0e0c4..d78d9f3e 100755
--- a/iso_configs/pmostools/peptools/kumo.py
+++ b/iso_configs/pmostools/peptools/kumo.py
@@ -54,7 +54,7 @@ def determine_browser():
         print("Found the LW, running LibreWolf")
     elif os.path.exists(ffpath) and os.path.isdir(ffpath):
         profile_path = os.path.expanduser(f"/home/{gusr}/.local/share/pmostools/ff_profile/")
-        command = f'firefox -P kumo --profile "{profile_path}" {run_addrs} &'
+        command = f'firefox -P firefox_kumo --profile "{profile_path}" {run_addrs} &'
         print("Found the FF, running Firefox")
     else:
         command = f'luakit -U {run_addrs} &'
diff --git a/iso_configs/pmostools/peptools/welfunc.py b/iso_configs/pmostools/peptools/welfunc.py
index 6d76abc4..229b224d 100644
--- a/iso_configs/pmostools/peptools/welfunc.py
+++ b/iso_configs/pmostools/peptools/welfunc.py
@@ -30,7 +30,7 @@ def determine_browser(run_addrs):
         f"/home/{gusr}/.local/share/pmostools/ff_profile/"
         )
         command = (
-        f'firefox -P kumo --profile "{profile_path}" {run_addrs} &'
+        f'firefox -P firefox_kumo --profile "{profile_path}" {run_addrs} &'
         )
         print("Found the FF, running Firefox")
     else: