diff --git a/sysinfo/Test.ttcn b/sysinfo/Test.ttcn
index 3ef4730..81bbdd5 100644
--- a/sysinfo/Test.ttcn
+++ b/sysinfo/Test.ttcn
@@ -358,7 +358,7 @@
 	}
 
 
-	function f_gsmtap_sample_si(GSMTAP_PT pt, float duration := 5.0) return SystemInformationVectorPerTc {
+	function f_gsmtap_sample_si(GSMTAP_PT pt, float duration := 3.0) return SystemInformationVectorPerTc {
 		timer T := duration;
 		var SystemInformationVectorPerTc si_per_tc;
 		var GSMTAP_RecvFrom rf;
@@ -633,8 +633,8 @@
 
 	function f_vty_si_resend(TELNETasp_PT pt, BtsNr bts := 0) {
 		f_vty_transceive(pt, "bts " & int2str(bts) & " resend-system-information");
-		/* wait for 2s until changes propagate */
-		timer T := 2.0;
+		/* wait for 1s until changes propagate */
+		timer T := 1.0;
 		T.start;
 		T.timeout;
 	}