diff --git a/arm4.spec b/arm4.spec
index 11a7d6e..be03d97 100644
--- a/arm4.spec
+++ b/arm4.spec
@@ -22,6 +22,8 @@ Requires(post): systemd-sysv
 Requires(post): systemd-units
 Requires(preun): systemd-units
 Requires(postun): systemd-units
+Conflicts:        systemd < 38
+Conflicts:        filesystem < 3
 
 %description
 An Open Source implementation of the Open Group's