diff --git a/src/soc/mediatek/mt8196/Kconfig b/src/soc/mediatek/mt8196/Kconfig
index 6d7ea68baa..fe89288b88 100644
--- a/src/soc/mediatek/mt8196/Kconfig
+++ b/src/soc/mediatek/mt8196/Kconfig
@@ -47,7 +47,7 @@ config SSPM_FIRMWARE
 
 config SPM_FIRMWARE
 	string
-	default "spm_firmware.pm"
+	default "spm_firmware.bin"
 	help
 	  The file name of the MediaTek SPM firmware.