diff --git a/build.sh b/build.sh
index dd4b55e..b5fff73 100755
--- a/build.sh
+++ b/build.sh
@@ -19,6 +19,7 @@ build() {
         cp "$pkg"{,.sig} /repo/
         repo-add -R -s /repo/nyyu.db.tar.zst /repo/"$pkg"
       done
+      pacman -Sy
     fi
   fi
 }