diff --git a/functional/systemd_test.go b/functional/systemd_test.go
index 9089cf707..cc884c1bd 100644
--- a/functional/systemd_test.go
+++ b/functional/systemd_test.go
@@ -119,8 +119,19 @@ func waitForUnitState(mgr unit.UnitManager, name string, want unit.UnitState) er
 			return err
 		}
 
-		if reflect.DeepEqual(want, *got) {
+		if isEqualUnitState(want, *got) {
 			return nil
 		}
 	}
 }
+
+// isEqualUnitState checks if both units are the same,
+// excluding ActiveEnterTimestamp field of each unit state.
+func isEqualUnitState(src, dst unit.UnitState) bool {
+	return src.LoadState == dst.LoadState &&
+		src.ActiveState == dst.ActiveState &&
+		src.SubState == dst.SubState &&
+		src.MachineID == dst.MachineID &&
+		src.UnitHash == dst.UnitHash &&
+		src.UnitName == dst.UnitName
+}