diff --git a/instfiles/pam.d/Makefile.am b/instfiles/pam.d/Makefile.am
index fb1c4559..d51d5c20 100644
--- a/instfiles/pam.d/Makefile.am
+++ b/instfiles/pam.d/Makefile.am
@@ -1,3 +1,4 @@
+EXTRA_DIST = xrdp-sesman
 
 if SESMAN_NOPAM
 PAMFILE =