diff --git a/Documentation/admin-guide/devices.txt b/Documentation/admin-guide/devices.txt
index 1ba5b7c4973c..839054923530 100644
--- a/Documentation/admin-guide/devices.txt
+++ b/Documentation/admin-guide/devices.txt
@@ -2691,7 +2691,7 @@
 		 45 = /dev/ttyMM1		Marvell MPSC - port 1 (obsolete unused)
 		 46 = /dev/ttyCPM0		PPC CPM (SCC or SMC) - port 0
 		    ...
-		 49 = /dev/ttyCPM5		PPC CPM (SCC or SMC) - port 3
+		 51 = /dev/ttyCPM5		PPC CPM (SCC or SMC) - port 5
 		 82 = /dev/ttyVR0		NEC VR4100 series SIU
 		 83 = /dev/ttyVR1		NEC VR4100 series DSIU
 		 148 = /dev/ttyPSC0		PPC PSC - port 0
@@ -2752,7 +2752,7 @@
 		 43 = /dev/ttycusmx2		Callout device for ttySMX2
 		 46 = /dev/cucpm0		Callout device for ttyCPM0
 		    ...
-		 49 = /dev/cucpm5		Callout device for ttyCPM5
+		 51 = /dev/cucpm5		Callout device for ttyCPM5
 		 82 = /dev/cuvr0		Callout device for ttyVR0
 		 83 = /dev/cuvr1		Callout device for ttyVR1