diff --git a/python/pcb.py b/python/pcb.py
index 4754db8b5c60e7d6c76e7c9bb67af2cb5d2fe1f9..e05e38cb96cdbc81ffd4125531dea735649237f3 100755
--- a/python/pcb.py
+++ b/python/pcb.py
@@ -2860,19 +2860,19 @@ class microSD(part):
       #
       self.shape = translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+7*.0433,-.304,0)
       self.pad.append(point(-.177+7*.0433,-.304,0))
-      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1NC',angle=90))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'.NC',angle=90))
       #
       # pin 2
       #
       self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+6*.0433,-.304,0))
       self.pad.append(point(-.177+6*.0433,-.304,0))
-      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SS',angle=90))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CS',angle=90))
       #
       # pin 3
       #
       self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+5*.0433,-.304,0))
       self.pad.append(point(-.177+5*.0433,-.304,0))
-      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI',angle=90))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDI',angle=90))
       #
       # pin 4
       #
@@ -2896,7 +2896,7 @@ class microSD(part):
       #
       self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+1*.0433,-.304,0))
       self.pad.append(point(-.177+1*.0433,-.304,0))
-      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO',angle=90))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDO',angle=90))
       #
       # pin 8
       #
@@ -6724,13 +6724,13 @@ class XIAO(part):
       #
       self.shape = add(self.shape,translate(padr,width/2,-1*pitch,0))
       self.pad.append(point(width/2,-1*pitch,0))
-      self.labels.append(self.text(self.pad[-1].x-dx,self.pad[-1].y,self.pad[-1].z,'MISO'))
+      self.labels.append(self.text(self.pad[-1].x-dx,self.pad[-1].y,self.pad[-1].z,'SDI'))
       #
       # pin 11
       #
       self.shape = add(self.shape,translate(padr,width/2,0*pitch,0))
       self.pad.append(point(width/2,0*pitch,0))
-      self.labels.append(self.text(self.pad[-1].x-dx,self.pad[-1].y,self.pad[-1].z,'MOSI'))
+      self.labels.append(self.text(self.pad[-1].x-dx,self.pad[-1].y,self.pad[-1].z,'SDO'))
       #
       # pin 12
       #