diff --git a/src/cogs/ffmeta.py b/src/cogs/ffmeta.py
index 2228bf7..f218a64 100644
--- a/src/cogs/ffmeta.py
+++ b/src/cogs/ffmeta.py
@@ -211,7 +211,11 @@ class FFMeta(commands.Cog):
         stderr = stderr.decode("utf-8", "replace")
 
         paginator = commands.Paginator(prefix="```", suffix="```")
+        known_lines = []
         for line in stderr.splitlines():
+            if line in known_lines:
+                continue
+            known_lines.append(line)
             if line.strip().startswith(":"):
                 continue
             paginator.add_line(f"{line}"[:2000])