diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1c3d500..88b05a5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -24,14 +24,14 @@ uptool:
     youtube-dl -x --no-playlist --audio-format wav -o st1.wav https://youtu.be/hueJrl83sOQ
     youtube-dl -x --no-playlist --audio-format wav -o st2.wav https://youtu.be/7gSS4h47rLU
     youtube-dl -x --no-playlist --audio-format wav -o st3.wav https://youtu.be/NDjDgvXlfVw
-    ffmpeg -i st1.wav -i st2.wav -i st3.wav -filter_complex concat=n=3:v=0:a=1 -vn InGame1.mp3
+    ffmpeg -i st1.wav -i st2.wav -i st3.wav -filter_complex "concat=n=3:v=0:a=1" -vn InGame1.mp3
     rm st1.wav
     rm st2.wav
     rm st3.wav
     youtube-dl -x --no-playlist --audio-format wav -o st1.wav https://youtu.be/umEDct4BoGc
     youtube-dl -x --no-playlist --audio-format wav -o st2.wav https://youtu.be/NVpjt9gHlDw
     youtube-dl -x --no-playlist --audio-format wav -o st3.wav https://youtu.be/zgKazTrhXmI
-    ffmpeg -i st1.wav -i st2.wav -i st3.wav -filter_complex concat=n=3:v=0:a=1 -vn InGame2.mp3
+    ffmpeg -i st1.wav -i st2.wav -i st3.wav -filter_complex "concat=n=3:v=0:a=1" -vn InGame2.mp3
     rm st1.wav
     rm st2.wav
     rm st3.wav