diff --git a/apertis-image-uboot.yaml b/apertis-image-uboot.yaml
index bd2dd809a5fbdaf37685584a18491f0ce011bca7..9a52d1b19412ebb431838c7006b110c8a98689ca 100644
--- a/apertis-image-uboot.yaml
+++ b/apertis-image-uboot.yaml
@@ -19,7 +19,7 @@ actions:
   - action: image-partition
     imagename: {{ $image }}
 {{ if eq $type "minimal" }}
-    imagesize: 4294967296
+    imagesize: 4G
 {{ else }}
     imagesize: 15G
 {{end}}
@@ -54,7 +54,7 @@ actions:
 {{ if eq $type "minimal" }}
         start: 1024M
 {{ else }}
-        start: 8672M
+        start: 8192M
 {{end}}
         end: -4M