diff --git a/deps/Makefile b/deps/Makefile
index 1f2560b5d..0a5d86ce9 100644
--- a/deps/Makefile
+++ b/deps/Makefile
@@ -112,7 +112,7 @@ titan.ProtocolModules.SNDCP_v7.0.0_commit=	R.2.A-5-gd0f0ce6
 titan.ProtocolModules.SUA_commit=		R.5.A-5-gcf1137a
 titan.ProtocolModules.TCP_commit=		R.3.A-5-g39e5f45
 titan.ProtocolModules.UDP_commit=		R.4.A-5-geea8aa3
-titan.TestPorts.AF_PACKET_commit=		0.1-1-gcd69809
+titan.TestPorts.AF_PACKET_commit=		0.1-2-g90ef318
 titan.TestPorts.Common_Components.Socket-API_commit=	R.6.A-6-gf4380d0
 titan.TestPorts.Common_Components.Abstract_Socket_commit=	R.9.B-4-gbd41994
 titan.TestPorts.HTTPmsg_commit=			R.9.B-4-g9a0dfde
diff --git a/fr-net/FRNET_Tests.default b/fr-net/FRNET_Tests.default
index 2fb8c90c3..d694d98ef 100644
--- a/fr-net/FRNET_Tests.default
+++ b/fr-net/FRNET_Tests.default
@@ -9,6 +9,7 @@ ConsoleMask := ERROR | WARNING | TESTCASE | TIMEROP_START | USER
 [MODULE_PARAMETERS]
 
 [TESTPORT_PARAMETERS]
+*.FR.sleep_on_enobufs := "2000" # 2ms
 
 [MAIN_CONTROLLER]
 
diff --git a/fr/FR_Tests.default b/fr/FR_Tests.default
index 2fb8c90c3..d7afd3179 100644
--- a/fr/FR_Tests.default
+++ b/fr/FR_Tests.default
@@ -9,6 +9,7 @@ ConsoleMask := ERROR | WARNING | TESTCASE | TIMEROP_START | USER
 [MODULE_PARAMETERS]
 
 [TESTPORT_PARAMETERS]
+*.FR.sleep_on_enobufs := "2000"
 
 [MAIN_CONTROLLER]
 
diff --git a/gbproxy/GBProxy_Tests.default b/gbproxy/GBProxy_Tests.default
index 8634b4916..b0f28f588 100644
--- a/gbproxy/GBProxy_Tests.default
+++ b/gbproxy/GBProxy_Tests.default
@@ -21,6 +21,7 @@ FileMask := LOG_ALL | TTCN_MATCHING;
 *.GBPVTY.CTRL_CLIENT_CLEANUP_LINEFEED := "yes"
 *.GBPVTY.CTRL_DETECT_CONNECTION_ESTABLISHMENT_RESULT := "yes"
 *.GBPVTY.PROMPT1 := "OsmoGbProxy> "
+*.FR.sleep_on_enobufs := "2000" # 2ms
 
 
 [MODULE_PARAMETERS]