diff --git a/rocket_learn/rollout_generator/redis/redis_rollout_generator.py b/rocket_learn/rollout_generator/redis/redis_rollout_generator.py
index de12d0b..e3288ab 100644
--- a/rocket_learn/rollout_generator/redis/redis_rollout_generator.py
+++ b/rocket_learn/rollout_generator/redis/redis_rollout_generator.py
@@ -312,7 +312,8 @@ def update_parameters(self, new_params):
             "redis/contributors": wandb.Table(columns=["name", "steps"], data=self.contributors.most_common())},
             commit=False
         )
-        self._plot_ratings()
+        if self.gamemodes[0] != '1v0':
+            self._plot_ratings()
         tot_contributors = self.redis.hgetall(CONTRIBUTORS)
         tot_contributors = Counter({name: int(count) for name, count in tot_contributors.items()})
         tot_contributors += self.contributors
diff --git a/rocket_learn/rollout_generator/redis/redis_rollout_worker.py b/rocket_learn/rollout_generator/redis/redis_rollout_worker.py
index a29bfd3..e2c810b 100644
--- a/rocket_learn/rollout_generator/redis/redis_rollout_worker.py
+++ b/rocket_learn/rollout_generator/redis/redis_rollout_worker.py
@@ -117,6 +117,7 @@ def __init__(self, redis: Redis, name: str, match: Match,
     def _get_opponent_ids(self, n_new, n_old, pretrained_choice):
         # Get qualities
         gamemode = f"{(n_new + n_old) // 2}v{(n_new + n_old) // 2}"
+        gamemode = '1v0' if gamemode == '0v0' else gamemode
         latest_id = self.redis.get(LATEST_RATING_ID).decode("utf-8")
         latest_key = f"{latest_id}-stochastic"
         if n_old == 0:
@@ -254,6 +255,9 @@ def run(self):  # Mimics Thread
 
             if self.dynamic_gm:
                 blue, orange = self.select_gamemode()
+            elif self.match.agents == 1:
+                blue = 1
+                orange = 0
             else:
                 blue = orange = self.match.agents // 2
             self.set_team_size(blue, orange)