diff --git a/.drone/build.sh b/.drone/build.sh
index 85779f9..690f124 100644
--- a/.drone/build.sh
+++ b/.drone/build.sh
@@ -1,6 +1,30 @@
 #!/bin/bash
 set -e
 
+ensure_loop(){
+  num="$1"
+  dev="/dev/loop$num"
+  if test -b "$dev"; then
+    echo "$dev is a usable loop device."
+    return 0
+  fi
+
+  echo "Attempting to create $dev for docker ..."
+  if ! mknod -m660 $dev b 7 $num; then
+    echo "Failed to create $dev!" 1>&2
+    return 3
+  fi
+
+  return 0
+}
+
+LOOP_A=$(losetup -f)
+LOOP_A=${LOOP_A#/dev/loop}
+LOOP_B=$(expr $LOOP_A + 1)
+
+ensure_loop $LOOP_A
+ensure_loop $LOOP_B
+
 wrapdocker &  
 sleep 5