diff --git a/pam.spec b/pam.spec
index 35eebff..9e11977 100644
--- a/pam.spec
+++ b/pam.spec
@@ -104,6 +104,7 @@ BuildRequires:  linuxdoc-tools
 %endif
 BuildRequires:  cracklib-devel
 BuildRequires:  libaudit-devel
+BuildRequires:  db_nss-devel
 BuildRequires:  gettext-devel
 BuildRequires:  pkgconfig(libtirpc)
 BuildRequires:  db-devel