diff --git a/yast2-ldap.spec b/yast2-ldap.spec
index 26d03dc..bf9e31e 100644
--- a/yast2-ldap.spec
+++ b/yast2-ldap.spec
@@ -47,6 +47,7 @@ an LDAP server.
 %setup -n %{name}-%{version}
 
 %build
+CFLAGS="$CFLAGS -I/usr/include"
 %yast_build
 
 %install