diff --git a/pmb/chroot/apk_static.py b/pmb/chroot/apk_static.py
index 965d72d1cc1c6c99b071c2897330f2c2b3613295..cc73a62491201954e069e745eddec4ae8e9e1d5d 100644
--- a/pmb/chroot/apk_static.py
+++ b/pmb/chroot/apk_static.py
@@ -88,7 +88,7 @@ def verify_signature(files, sigkey_path):
             [
                 "openssl",
                 "dgst",
-                "-sha1",
+                "-sha256",
                 "-verify",
                 sigkey_path,
                 "-signature",