diff --git a/openpower/package/petitboot/66-add-sg-module.rules b/openpower/package/petitboot/66-add-sg-module.rules
new file mode 100644
index 0000000..ae18d28
--- /dev/null
+++ b/openpower/package/petitboot/66-add-sg-module.rules
@@ -0,0 +1,2 @@
+# load modules to scsi disks, if they aren't in kernel
+SUBSYSTEM=="scsi", ENV{DEVTYPE}=="scsi_device", TEST!="[module/sg]", RUN+="/sbin/modprobe sg"