diff --git a/external/packages/bsp/sunxi/ap6255-wifi.service b/external/packages/bsp/sunxi/ap6255-wifi.service
index 8fd8b5b..bbf27f1 100644
--- a/external/packages/bsp/sunxi/ap6255-wifi.service
+++ b/external/packages/bsp/sunxi/ap6255-wifi.service
@@ -3,7 +3,7 @@ Description=WIFI AP6255
 
 [Service]
 Type=forking
-ExecStart=modprobe bcmdhd firmware_path=/lib/firmware/fw_bcm43455c0_ag.bin nvram_path=/lib/firmware/nvram_ap6255.txt
+ExecStart=/sbin/modprobe bcmdhd firmware_path=/lib/firmware/fw_bcm43455c0_ag.bin nvram_path=/lib/firmware/nvram_ap6255.txt
 TimeoutSec=0
 RemainAfterExit=yes
 SysVStartPriority=99
diff --git a/external/packages/bsp/sunxi/ap6256-wifi.service b/external/packages/bsp/sunxi/ap6256-wifi.service
index 117a6a1..6bfdcc0 100644
--- a/external/packages/bsp/sunxi/ap6256-wifi.service
+++ b/external/packages/bsp/sunxi/ap6256-wifi.service
@@ -3,7 +3,7 @@ Description=WIFI AP6256
 
 [Service]
 Type=forking
-ExecStart=modprobe bcmdhd firmware_path=/lib/firmware/fw_bcm43456c5_ag.bin nvram_path=/lib/firmware/nvram_ap6256.txt
+ExecStart=/sbin/modprobe bcmdhd firmware_path=/lib/firmware/fw_bcm43456c5_ag.bin nvram_path=/lib/firmware/nvram_ap6256.txt
 TimeoutSec=0
 RemainAfterExit=yes
 SysVStartPriority=99