diff --git a/settings.gradle b/settings.gradle
index c670d5a..25e20df 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -3,5 +3,6 @@
 include 'payapi-sdk'
 include 'payapi-common'
 include 'ynrcc-agent'
+include 'payapi-spec'
 include 'oauth'