diff --git a/chardet/charsetgroupprober.py b/chardet/charsetgroupprober.py
index 8b3738ef..5812cef0 100644
--- a/chardet/charsetgroupprober.py
+++ b/chardet/charsetgroupprober.py
@@ -73,6 +73,7 @@ def feed(self, byte_str):
                 continue
             if state == ProbingState.FOUND_IT:
                 self._best_guess_prober = prober
+                self._state = ProbingState.FOUND_IT
                 return self.state
             elif state == ProbingState.NOT_ME:
                 prober.active = False