diff --git a/scripts/install b/scripts/install
index f12b1e7..a66c224 100755
--- a/scripts/install
+++ b/scripts/install
@@ -142,7 +142,7 @@ popd
 # Setup custom user.css file
 ynh_add_config --template="../conf/user.css.example" --destination="$final_path/public/dist/user.css"
 
-ynh_replace_string --match_string="$ffmpeg = FFMpeg::create();" --replace_string="$ffmpeg = FFMpeg::create(array(\
+ynh_replace_string --match_string="\$ffmpeg = FFMpeg::create();" --replace_string="\$ffmpeg = FFMpeg::create(array(\
         'ffmpeg.binaries'  => '/usr/bin/ffmpeg',\
         'ffprobe.binaries' => '/usr/bin/ffprobe',\
 ));" --target_file=$final_path//app/Actions/Photo/Extensions/VideoEditing.php