diff --git a/resources/install/scripts/app/call_block/index.lua b/resources/install/scripts/app/call_block/index.lua
index 24c0f036b1..4def7b3afd 100644
--- a/resources/install/scripts/app/call_block/index.lua
+++ b/resources/install/scripts/app/call_block/index.lua
@@ -126,7 +126,7 @@
 
 			--set call block default to false
 				call_block = false;
-				if (call_block_action ~= nil) then
+				if (call_block_app ~= nil) then
 					call_block = true;
 					if (session:ready()) then
 						session:execute('set', 'call_block=true');