diff --git a/wp-uninstalled.sh b/wp-uninstalled.sh
index 5f26931f..f2ec7505 100755
--- a/wp-uninstalled.sh
+++ b/wp-uninstalled.sh
@@ -8,7 +8,7 @@ if [ -z "@MESON@" ]; then
   BUILDDIR="@MESON_BUILD_ROOT@"
 else
   SOURCEDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
-  BUILDDIR=${SOURCEDIR}/build
+  BUILDDIR=$(find "${SOURCEDIR}" -maxdepth 2 -name build.ninja -printf "%h\n" -quit 2>/dev/null || echo "${SOURCEDIR}/build")
 fi
 CONFIGDIR=config