diff --git a/grbl-lpc/pwm_driver.cpp b/grbl-lpc/pwm_driver.cpp
index 068d38e..3bde7ce 100644
--- a/grbl-lpc/pwm_driver.cpp
+++ b/grbl-lpc/pwm_driver.cpp
@@ -88,7 +88,7 @@ const PWM_Channel_Config PWM1_CH6 = {
     (1 << 14),          //PWM Enable
     (1 << 6),           //Latch Enable Register
     (0x2 << 20),        //PINSEL3 - P1.26
-    (0x1 << 10)         //PINSEL4 - P2.6
+    (0x1 << 10)         //PINSEL4 - P2.5
 };
 
 
diff --git a/grbl-lpc/pwm_driver.h b/grbl-lpc/pwm_driver.h
index dc4e9b8..e6e87e9 100644
--- a/grbl-lpc/pwm_driver.h
+++ b/grbl-lpc/pwm_driver.h
@@ -28,7 +28,7 @@ typedef struct _PWM_Channel_Config {
     uint32_t LER_Enable_Mask;
                                   //PWM Output Mapping  PWM1   PWM2   PWM3   PWM4   PWM5   PWM6
     uint32_t PINSEL3_Enable_Mask; //For PWM support on (P1.18, P1.20, P1.21, P1.23, P1.24, P1.26)
-    uint32_t PINSEL4_Enable_Mask; //For PWM support on (P2.0,  P2.1,  P2.2,  P2.3,  P2.4,  P2.6)
+    uint32_t PINSEL4_Enable_Mask; //For PWM support on (P2.0,  P2.1,  P2.2,  P2.3,  P2.4,  P2.5)
 } const PWM_Channel_Config;
 
 extern PWM_Channel_Config PWM1_CH1;
diff --git a/grbl/config.h b/grbl/config.h
index 91f5932..ee585c5 100644
--- a/grbl/config.h
+++ b/grbl/config.h
@@ -710,7 +710,7 @@
 //
 // PWM Channel      PWM1_CH1  PWM1_CH2  PWM1_CH3  PWM1_CH4  PWM1_CH5  PWM1_CH6
 // Primary pin      P1.18     P1.20     P1.21     P1.23     P1.24     P1.26
-// Secondary pin    P2.0      P2.1      P2.2      P2.3      P2.4      P2.6
+// Secondary pin    P2.0      P2.1      P2.2      P2.3      P2.4      P2.5
 #define SPINDLE_PWM_CHANNEL           PWM1_CH5
 #define SPINDLE_PWM_USE_PRIMARY_PIN   false
 #define SPINDLE_PWM_USE_SECONDARY_PIN true