diff --git a/SoObjects/SOGo/GNUmakefile b/SoObjects/SOGo/GNUmakefile
index da52efc75..e79dccf6e 100644
--- a/SoObjects/SOGo/GNUmakefile
+++ b/SoObjects/SOGo/GNUmakefile
@@ -53,6 +53,7 @@ SOGo_HEADER_FILES = \
 	SOGoAuthenticator.h		\
 	SOGoSession.h			\
 	SOGoCASSession.h		\
+	SOGoSAML2Session.h		\
 	SOGoDAVAuthenticator.h		\
 	SOGoProxyAuthenticator.h	\
 	SOGoWebAuthenticator.h		\
@@ -122,6 +123,7 @@ SOGo_OBJC_FILES = \
 	\
 	SOGoSession.m			\
 	SOGoCASSession.m		\
+	SOGoSAML2Session.m		\
 	SOGoDAVAuthenticator.m		\
 	SOGoProxyAuthenticator.m	\
 	SOGoWebAuthenticator.m		\
@@ -140,7 +142,8 @@ SOGo_OBJC_FILES = \
 
 SOGo_RESOURCE_FILES = \
 	SOGoDefaults.plist \
-	DAVReportMap.plist
+	DAVReportMap.plist \
+	SOGoSAML2Metadata.xml
 
 ifeq ($(ldap_config),yes)