diff --git a/kernel/synflood/main.fmf b/kernel/synflood/main.fmf
index 94c46d0..f548123 100644
--- a/kernel/synflood/main.fmf
+++ b/kernel/synflood/main.fmf
@@ -21,9 +21,12 @@ duration: 1h
 enabled: true
 tier: 3
 adjust:
-    enabled: false
+  - enabled: false
     when: distro < rhel-8
     because: The test doesn't work well on RHEL-7
+  - enabled: false
+    when: arch = s390x
+    because: No machines likely available with required HW configuration
 extra-hardware: |
     keyvalue = PROCESSORS >= 64
     hostrequire = <system><numanodes op="&gt;" value="1"/></system>