Can't ignore the .exe files even after following the proper rules for ignoring exe files in ".gitignore" file

[AmbrishShukla]

getting the below error !!

                                  $ git verify 
                                  Verifying the ignore-them exercise. Hold on...
                                  Exercise: ignore-them        
                                  Status: FAILED
                                  JNcrFbGD.exe file is not ignored
                                  
                                  See your progress and instructions at:
                                  https://gitexercises.fracz.com/c/dza

My .gitignore file ->

                                  *.exe
                                  *.o
                                  *.jar
                                  /libraries/

[fracz]

Did you commit your .gitignore file?