diff --git a/radio/src/pulses/pulses.cpp b/radio/src/pulses/pulses.cpp
index 32ae59342..c5cb0abbf 100755
--- a/radio/src/pulses/pulses.cpp
+++ b/radio/src/pulses/pulses.cpp
@@ -508,7 +508,7 @@ bool setupPulsesInternalModule()
 
 void stopPulsesExternalModule()
 {
-  if (moduleState[EXTERNAL_MODULE].protocol != PROTOCOL_CHANNELS_UNINITIALIZED)) {
+  if (moduleState[EXTERNAL_MODULE].protocol != PROTOCOL_CHANNELS_UNINITIALIZED) {
     extmoduleStop();
     moduleState[EXTERNAL_MODULE].protocol = PROTOCOL_CHANNELS_NONE;
   }