diff --git a/examples/c++/Pwm3-cycle.cpp b/examples/c++/Pwm3-cycle.cpp
index eb82505..2625871 100644
--- a/examples/c++/Pwm3-cycle.cpp
+++ b/examples/c++/Pwm3-cycle.cpp
@@ -49,6 +49,7 @@ int main ()
         return MRAA_ERROR_UNSPECIFIED;
     }
     fprintf(stdout, "Cycling PWM on IO3 (pwm3) \n");
+    pwm->enable(true);
 
     float value = 0.0f;
     while (running == 0) {