diff --git a/README.md b/README.md
index c4e199b..fe1bfcb 100644
--- a/README.md
+++ b/README.md
@@ -111,7 +111,7 @@
 `PREPARATION_DBUS_SERVICE`   | `prepare_update.service`   | The systemd service started when the host starts to send an update.
 `VERIFY_STATUS_FILENAME`     | `/tmp/bmc.verify`          | The file checked for the verification status.
 `VERIFY_DBUS_SERVICE`        | `verify_image.service`     | The systemd service started for verification.
-`UPDATE_DBUS_SERVICE`        | `update-bmc.service`       | The systemd service started for updating the BMC.
+`UPDATE_DBUS_SERVICE`        | `update_bmc.service`       | The systemd service started for updating the BMC.
 
 ## Flash State Machine Details
 
diff --git a/configure.ac b/configure.ac
index 4c5b047..ddf605d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -267,7 +267,7 @@
 )
 AS_IF(
     [test "x$UPDATE_DBUS_SERVICE" == "x"],
-    [UPDATE_DBUS_SERVICE="update-bmc.service"]
+    [UPDATE_DBUS_SERVICE="update_bmc.service"]
 )
 AC_DEFINE_UNQUOTED(
     [UPDATE_DBUS_SERVICE],