diff --git a/scripts/chnum-partitions b/scripts/chnum-partitions
index 4f1107d..73d1424 100755
--- a/scripts/chnum-partitions
+++ b/scripts/chnum-partitions
@@ -33,8 +33,8 @@ for PV in $(pvs --noheadings 2>/dev/null | sed -e 's/^[[:space:]]*//' | cut -d"
 done
 
 echo "----> Drop existing partitions"
-wipefs -a /dev/sda
-sfdisk --delete /dev/sda
+wipefs -a /dev/sda || true
+sfdisk --delete /dev/sda || true
 
 echo "-----> Wait for cleanup"
 sleep 3
diff --git a/scripts/utgard-partitions b/scripts/utgard-partitions
index 1fd6a20..6b050cd 100755
--- a/scripts/utgard-partitions
+++ b/scripts/utgard-partitions
@@ -33,10 +33,10 @@ for PV in $(pvs --noheadings 2>/dev/null | sed -e 's/^[[:space:]]*//' | cut -d"
 done
 
 echo "----> Drop existing partitions"
-wipefs -a /dev/sda
-sfdisk --delete /dev/sda
-wipefs -a /dev/sdb
-sfdisk --delete /dev/sdb
+wipefs -a /dev/sda || true
+sfdisk --delete /dev/sda || true
+wipefs -a /dev/sdb || true
+sfdisk --delete /dev/sdb || true
 
 echo "-----> Wait for cleanup"
 sleep 3