diff --git a/ui/build/config.go b/ui/build/config.go
index d470b96..d65d97f 100644
--- a/ui/build/config.go
+++ b/ui/build/config.go
@@ -86,6 +86,9 @@
 		ret.environ.Set("OUT_DIR", outDir)
 	}
 
+	// Make sure DIST_DIR is set appropriately
+	ret.environ.Set("DIST_DIR", ret.DistDir())
+
 	ret.environ.Unset(
 		// We're already using it
 		"USE_SOONG_UI",