diff --git a/abuild.in b/abuild.in
index f4d724c..ecb7c4d 100755
--- a/abuild.in
+++ b/abuild.in
@@ -921,7 +921,8 @@ trace_apk_deps() {
 
 	echo "# automatically detected:" >> "$dir"/.PKGINFO
 	if [ -f "$dir"/.provides-so ]; then
-		sed 's/^\(.*\)/provides = \1=0/' "$dir"/.provides-so >> "$dir"/.PKGINFO
+		sed 's/^\(.*\)/provides = so:\1=0/' "$dir"/.provides-so \
+			>> "$dir"/.PKGINFO
 	fi
 	[ -z "$autodeps" ] && return 0
 	for i in $autodeps; do