diff --git a/products/cyanogen_captivatemtd.mk b/products/cyanogen_captivatemtd.mk
index 61a356e..67c46de 100644
--- a/products/cyanogen_captivatemtd.mk
+++ b/products/cyanogen_captivatemtd.mk
@@ -33,7 +33,8 @@
 
 # Add additional mounts
 PRODUCT_PROPERTY_OVERRIDES += \
-    ro.additionalmounts=/mnt/emmc
+    ro.additionalmounts=/mnt/emmc \
+    ro.vold.switchablepair=/mnt/sdcard,/mnt/emmc
 
 #
 # Set ro.modversion
diff --git a/products/cyanogen_galaxys2.mk b/products/cyanogen_galaxys2.mk
index 9ac19b7..88c7710 100644
--- a/products/cyanogen_galaxys2.mk
+++ b/products/cyanogen_galaxys2.mk
@@ -33,7 +33,8 @@
 
 # Add additional mounts
 PRODUCT_PROPERTY_OVERRIDES += \
-    ro.additionalmounts=/mnt/emmc
+    ro.additionalmounts=/mnt/emmc \
+    ro.vold.switchablepair=/mnt/sdcard,/mnt/emmc
 
 #
 # Set ro.modversion
diff --git a/products/cyanogen_galaxysmtd.mk b/products/cyanogen_galaxysmtd.mk
index 46c7096..f3065bf 100644
--- a/products/cyanogen_galaxysmtd.mk
+++ b/products/cyanogen_galaxysmtd.mk
@@ -36,7 +36,8 @@
 
 # Add additional mounts
 PRODUCT_PROPERTY_OVERRIDES += \
-    ro.additionalmounts=/mnt/emmc
+    ro.additionalmounts=/mnt/emmc \
+    ro.vold.switchablepair=/mnt/sdcard,/mnt/emmc
 
 #
 # Set ro.modversion
diff --git a/products/cyanogen_vibrantmtd.mk b/products/cyanogen_vibrantmtd.mk
index 992b7f9..62091eb 100644
--- a/products/cyanogen_vibrantmtd.mk
+++ b/products/cyanogen_vibrantmtd.mk
@@ -36,7 +36,8 @@
 
 # Add additional mounts
 PRODUCT_PROPERTY_OVERRIDES += \
-    ro.additionalmounts=/mnt/emmc
+    ro.additionalmounts=/mnt/emmc \
+    ro.vold.switchablepair=/mnt/sdcard,/mnt/emmc
 
 #
 # Set ro.modversion