diff --git a/resources/config/mimetypemapping.dist.json b/resources/config/mimetypemapping.dist.json
index 614ac1a0ce793..78b69378f03a1 100644
--- a/resources/config/mimetypemapping.dist.json
+++ b/resources/config/mimetypemapping.dist.json
@@ -9,6 +9,7 @@
 
 	"3gp": ["video/3gpp"],
 	"7z": ["application/x-7z-compressed"],
+	"aac": [""audio/aac""],
 	"accdb": ["application/msaccess"],
 	"ai": ["application/illustrator"],
 	"apk": ["application/vnd.android.package-archive"],