diff --git a/stp/STP_Tests_M3UA.ttcn b/stp/STP_Tests_M3UA.ttcn
index 1c3b01d..31bab93 100644
--- a/stp/STP_Tests_M3UA.ttcn
+++ b/stp/STP_Tests_M3UA.ttcn
@@ -72,9 +72,6 @@
 	};
 	integer mp_recovery_timeout_msec := 2000;
 	charstring mp_sccp_service_type := "mtp3_itu";
-
-	/* is osmo-stp newer than 1.4.0? */
-	boolean mp_osmo_stp_newer_than_1_4_0 := true;
 }
 
 type record M3uaConfig {
@@ -1019,18 +1016,8 @@
 	execute( TC_rkm_reg_static_notpermitted() );
 	execute( TC_rkm_reg_static_permitted() );
 	execute( TC_rkm_reg_dynamic_permitted() );
-	/* This test has never passed in osmo-stp <= 1.4.0, because it needs
-	 * patch Ie5d84d06e7d5d32c8a22f770f71a5449f4a78484 which was added
-	 * afterwards. Disable the test for <= 1.4.0, because the test does not
-	 * clean up properly and - after other tests were extended - they are
-	 * now failing in this not properly cleaned up state. After some hours
-	 * of figuring out that it is definitively this test and trying to
-	 * figure out what exactly is not cleaning up properly, I decided to
-	 * just temporarily disable the test for -latest instead of spending
-	 * even more time on it. */
-	if (mp_osmo_stp_newer_than_1_4_0) {
-		execute( TC_rkm_unreg_never_registered() );
-	}
+	execute( TC_rkm_unreg_never_registered() );
+
 	execute( TC_rkm_unreg_invalid() );
 	execute( TC_rkm_unreg_registered() );
 	execute( TC_rkm_unreg_active() );
@@ -1044,14 +1031,12 @@
 	execute( TC_clnt_sg_to_asp() );
 	execute( TC_clnt_asp_to_sg() );
 
-	/* remove the condition if osmo-stp > 1.4.0 is released */
-	if (mp_osmo_stp_newer_than_1_4_0) {
-		execute( TC_clnt_quirk_no_notify_asp_act() );
-		execute( TC_clnt_no_daud_in_asp() );
-		execute( TC_clnt_quirk_daud_in_asp() );
-		execute( TC_clnt_no_snm_inactive() );
-		execute( TC_clnt_quirk_snm_inactive() );
-	}
+	execute( TC_clnt_quirk_no_notify_asp_act() );
+	execute( TC_clnt_no_daud_in_asp() );
+	execute( TC_clnt_quirk_daud_in_asp() );
+	execute( TC_clnt_no_snm_inactive() );
+	execute( TC_clnt_quirk_snm_inactive() );
+
 
 	/* M3UA SSNM tests */
 	execute( TC_ssnm_aspac_dava_aspia_duna() );