diff --git a/Penumbra/Mods/Mod.Creator.cs b/Penumbra/Mods/Mod.Creator.cs
index 3a5368ac..0fb2e5a1 100644
--- a/Penumbra/Mods/Mod.Creator.cs
+++ b/Penumbra/Mods/Mod.Creator.cs
@@ -291,7 +291,7 @@ public partial class Mod
                 }
                 catch( Exception ex )
                 {
-                    throw new Exception( "Could not split multi group file on .pmp import.", ex );
+                    throw new Exception( $"Could not split multi group file {groupFile.Name} on .pmp import.", ex );
                 }
             }
         }