diff --git a/contrib/alpine/build.sh b/contrib/alpine/build.sh
index a9d61f26..4f4adac0 100755
--- a/contrib/alpine/build.sh
+++ b/contrib/alpine/build.sh
@@ -13,7 +13,7 @@ fi
 
 # The plugins are optional, but you may need D-Bus and X11 if you want
 # to run X-Window, the other configure flags are however required.
-PKG_CONFIG_LIBDIR=/usr/local/lib/pkgconfig ./configure				\
+PKG_CONFIG_LIBDIR=/usr/lib/pkgconfig:/usr/local/lib/pkgconfig ./configure	\
 		 --enable-rw-rootfs            --enable-progress		\
                  --enable-dbus-plugin          --enable-x11-common-plugin	\
 		 --enable-alsa-utils-plugin    --enable-inetd-echo-plugin	\