diff --git a/src/conf/cards/PMac.conf b/src/conf/cards/PMac.conf
index d1fdb17b..00f3bc89 100644
--- a/src/conf/cards/PMac.conf
+++ b/src/conf/cards/PMac.conf
@@ -4,7 +4,7 @@
 
 <confdir:pcm/front.conf>
 
-PMac.pcm.front.0 {
+PMac.pcm.front.!0 {
 	@args [ CARD ]
 	@args.CARD {
 		type string
@@ -14,7 +14,7 @@ PMac.pcm.front.0 {
 }	
 
 # default with dmix/dsnoop
-PMac.pcm.default {
+PMac.pcm.!default {
 	@args [ CARD ]
 	@args.CARD {
 		type string
diff --git a/src/conf/cards/PMacToonie.conf b/src/conf/cards/PMacToonie.conf
index 1e0eb59c..aff1ea65 100644
--- a/src/conf/cards/PMacToonie.conf
+++ b/src/conf/cards/PMacToonie.conf
@@ -4,7 +4,7 @@
 
 <confdir:pcm/front.conf>
 
-PMacToonie.pcm.front.0 {
+PMacToonie.pcm.front.!0 {
 	@args [ CARD ]
 	@args.CARD {
 		type string
@@ -21,7 +21,7 @@ PMacToonie.pcm.front.0 {
 }	
 
 # default with dmix+softvol & dsnoop
-PMacToonie.pcm.default {
+PMacToonie.pcm.!default {
 	@args [ CARD ]
 	@args.CARD {
 		type string