diff --git a/default/config b/default/config
index a94421a..01b0692 100644
--- a/default/config
+++ b/default/config
@@ -1,4 +1,4 @@
 SUITE="sid"
 ARCH="armel"
-ROOTDIR="debian-$SUITE-$ARCH"
+ROOTDIR="debian-$SUITE-$ARCH-`date +%F`"
 MIRROR="http://127.0.0.1:3142/ftp.de.debian.org/debian"
diff --git a/kirkwood/config b/kirkwood/config
index a94421a..01b0692 100644
--- a/kirkwood/config
+++ b/kirkwood/config
@@ -1,4 +1,4 @@
 SUITE="sid"
 ARCH="armel"
-ROOTDIR="debian-$SUITE-$ARCH"
+ROOTDIR="debian-$SUITE-$ARCH-`date +%F`"
 MIRROR="http://127.0.0.1:3142/ftp.de.debian.org/debian"
diff --git a/notioninkadam/config b/notioninkadam/config
index a94421a..01b0692 100644
--- a/notioninkadam/config
+++ b/notioninkadam/config
@@ -1,4 +1,4 @@
 SUITE="sid"
 ARCH="armel"
-ROOTDIR="debian-$SUITE-$ARCH"
+ROOTDIR="debian-$SUITE-$ARCH-`date +%F`"
 MIRROR="http://127.0.0.1:3142/ftp.de.debian.org/debian"
diff --git a/om-gta02/config b/om-gta02/config
index a94421a..01b0692 100644
--- a/om-gta02/config
+++ b/om-gta02/config
@@ -1,4 +1,4 @@
 SUITE="sid"
 ARCH="armel"
-ROOTDIR="debian-$SUITE-$ARCH"
+ROOTDIR="debian-$SUITE-$ARCH-`date +%F`"
 MIRROR="http://127.0.0.1:3142/ftp.de.debian.org/debian"
diff --git a/touchbook/config b/touchbook/config
index a94421a..01b0692 100644
--- a/touchbook/config
+++ b/touchbook/config
@@ -1,4 +1,4 @@
 SUITE="sid"
 ARCH="armel"
-ROOTDIR="debian-$SUITE-$ARCH"
+ROOTDIR="debian-$SUITE-$ARCH-`date +%F`"
 MIRROR="http://127.0.0.1:3142/ftp.de.debian.org/debian"