diff --git a/releases/specs/arm64/musl-hardened/stage1.spec b/releases/specs/arm64/musl-hardened/stage1.spec
index a7b5e86d..e67d1bee 100644
--- a/releases/specs/arm64/musl-hardened/stage1.spec
+++ b/releases/specs/arm64/musl-hardened/stage1.spec
@@ -9,5 +9,5 @@ compression_mode: pixz_x
 update_seed: yes
 update_seed_command: --update --deep --jobs=5 --newuse --complete-graph @world
 portage_confdir: @REPO_DIR@/releases/portage/stages-musl
-portage_overlay: /root/musl
+repos: /root/musl
 portage_prefix: releng
diff --git a/releases/specs/arm64/musl-hardened/stage3.spec b/releases/specs/arm64/musl-hardened/stage3.spec
index 550f7ba2..4762729f 100644
--- a/releases/specs/arm64/musl-hardened/stage3.spec
+++ b/releases/specs/arm64/musl-hardened/stage3.spec
@@ -7,5 +7,5 @@ snapshot: @TIMESTAMP@
 source_subpath: musl-hardened/stage1-arm64-musl-hardened-@TIMESTAMP@
 compression_mode: pixz_x
 portage_confdir: @REPO_DIR@/releases/portage/stages-musl
-portage_overlay: /root/musl
+repos: /root/musl
 portage_prefix: releng
diff --git a/releases/specs/arm64/musl/stage1.spec b/releases/specs/arm64/musl/stage1.spec
index 2eb3b7a2..6f09d611 100644
--- a/releases/specs/arm64/musl/stage1.spec
+++ b/releases/specs/arm64/musl/stage1.spec
@@ -9,5 +9,5 @@ compression_mode: pixz_x
 update_seed: yes
 update_seed_command: --update --deep --jobs=5 --newuse --complete-graph @world
 portage_confdir: @REPO_DIR@/releases/portage/stages-musl
-portage_overlay: /root/musl
+repos: /root/musl
 portage_prefix: releng
diff --git a/releases/specs/arm64/musl/stage3.spec b/releases/specs/arm64/musl/stage3.spec
index 8084b866..5fbac8d2 100644
--- a/releases/specs/arm64/musl/stage3.spec
+++ b/releases/specs/arm64/musl/stage3.spec
@@ -7,5 +7,5 @@ snapshot: @TIMESTAMP@
 source_subpath: musl/stage1-arm64-musl-@TIMESTAMP@
 compression_mode: pixz_x
 portage_confdir: @REPO_DIR@/releases/portage/stages-musl
-portage_overlay: /root/musl
+repos: /root/musl
 portage_prefix: releng