diff --git a/evolution.spec b/evolution.spec
index 2448c00..eeaf621 100644
--- a/evolution.spec
+++ b/evolution.spec
@@ -24,7 +24,13 @@
 # note that nntp is non-functional in evo 1.3.x
 %define nntp_support 1
 %define exchange_support 1
+
+%ifnarch s390 s390x 
 %define nm_support 1
+%else
+%define nm_support 0
+%endif
+
 %define libnotify_support 1
 %define inline_audio_support 0