diff --git a/service_files/op-enter-mpreboot@.service.in b/service_files/op-enter-mpreboot@.service.in
index 8e60caa..a46caf4 100644
--- a/service_files/op-enter-mpreboot@.service.in
+++ b/service_files/op-enter-mpreboot@.service.in
@@ -18,7 +18,7 @@
 ExecStart=/bin/sh -c \
   "busctl set-property xyz.openbmc_project.BIOSConfigManager \
    /xyz/openbmc_project/bios_config/manager xyz.openbmc_project.BIOSConfig.Manager \
-   PendingAttributes a{s\(sv\)} 1 pvm_sys_dump_active \
+   PendingAttributes a{s\\(sv\\)} 1 pvm_sys_dump_active \
    xyz.openbmc_project.BIOSConfig.Manager.AttributeType.Enumeration s Enabled"
 ExecStart=/usr/bin/openpower-proc-control enterMpReboot
 ExecStart=/bin/mkdir -p /run/openbmc/