diff --git a/rpm/harbour-piepmatz.spec b/rpm/harbour-piepmatz.spec
index 91b4023..9ece917 100644
--- a/rpm/harbour-piepmatz.spec
+++ b/rpm/harbour-piepmatz.spec
@@ -29,10 +29,12 @@ Piepmatz is a Twitter client for Sailfish OS
 
 %build
 
-%qtc_qmake5 
+%qtc_qmake5 \
+          %{?piepmatz_twitter_client_id: TWITTER_CLIENT_ID=%{piepmatz_twitter_client_id}} \
+          %{?piepmatz_twitter_client_secret: TWITTER_CLIENT_SECRET=%{piepmatz_twitter_client_secret}}
 
-%qtc_make %{?_smp_mflags}
 
+%qtc_make %{?_smp_mflags}
 
 %install
 %qmake5_install