diff --git a/moremesecons_jammer/init.lua b/moremesecons_jammer/init.lua
index f1ec268..88a170d 100644
--- a/moremesecons_jammer/init.lua
+++ b/moremesecons_jammer/init.lua
@@ -117,5 +117,6 @@ minetest.register_abm({
 	nodenames = {"moremesecons_jammer:jammer_on"},
 	interval = 5,
 	chance = 1,
+	catch_up = false,
 	action = add_jammer
 })
diff --git a/moremesecons_wireless/init.lua b/moremesecons_wireless/init.lua
index 44a8e99..62c3788 100644
--- a/moremesecons_wireless/init.lua
+++ b/moremesecons_wireless/init.lua
@@ -189,6 +189,7 @@ minetest.register_abm({
 	nodenames = {"moremesecons_wireless:jammer_on"},
 	interval = 5,
 	chance = 1,
+	catch_up = false,
 	action = add_jammer
 })
 
@@ -196,5 +197,6 @@ minetest.register_abm({
 	nodenames = {"moremesecons_wireless:wireless"},
 	interval = 5,
 	chance = 1,
+	catch_up = false,
 	action = register_RID
 })