diff --git a/src/pwm/pwm.c b/src/pwm/pwm.c
index 98c241e..d786859 100644
--- a/src/pwm/pwm.c
+++ b/src/pwm/pwm.c
@@ -154,7 +154,7 @@ mraa_pwm_init(int pin) {
     int pinn = pinm->pinmap;
     free(pinm);
 
-    if (advance_func->gpio_init_post != NULL) {
+    if (advance_func->pwm_init_post != NULL) {
         mraa_pwm_context pret = mraa_pwm_init_raw(chip,pinn);
         mraa_result_t ret = advance_func->pwm_init_post(pret);
         if (ret != MRAA_SUCCESS) {