diff --git i/beetsplug/convert.py w/beetsplug/convert.py
index 6bc07c28..039fb452 100644
--- i/beetsplug/convert.py
+++ w/beetsplug/convert.py
@@ -118,22 +118,22 @@ class ConvertPlugin(BeetsPlugin):
             'id3v23': 'inherit',
             'formats': {
                 'aac': {
-                    'command': 'ffmpeg -i $source -y -vn -acodec aac '
+                    'command': '@ffmpeg@/bin/ffmpeg -i $source -y -vn -acodec aac '
                     '-aq 1 $dest',
                     'extension': 'm4a',
                 },
                 'alac': {
-                    'command': 'ffmpeg -i $source -y -vn -acodec alac $dest',
+                    'command': '@ffmpeg@/bin/ffmpeg -i $source -y -vn -acodec alac $dest',
                     'extension': 'm4a',
                 },
-                'flac': 'ffmpeg -i $source -y -vn -acodec flac $dest',
-                'mp3': 'ffmpeg -i $source -y -vn -aq 2 $dest',
+                'flac': '@ffmpeg@/bin/ffmpeg -i $source -y -vn -acodec flac $dest',
+                'mp3': '@ffmpeg@/bin/ffmpeg -i $source -y -vn -aq 2 $dest',
                 'opus':
-                    'ffmpeg -i $source -y -vn -acodec libopus -ab 96k $dest',
+                    '@ffmpeg@/bin/ffmpeg -i $source -y -vn -acodec libopus -ab 96k $dest',
                 'ogg':
-                    'ffmpeg -i $source -y -vn -acodec libvorbis -aq 3 $dest',
+                    '@ffmpeg@/bin/ffmpeg -i $source -y -vn -acodec libvorbis -aq 3 $dest',
                 'wma':
-                    'ffmpeg -i $source -y -vn -acodec wmav2 -vn $dest',
+                    '@ffmpeg@/bin/ffmpeg -i $source -y -vn -acodec wmav2 -vn $dest',
             },
             'max_bitrate': 500,
             'auto': False,