diff --git a/Makefile b/Makefile
index 13acdb8..67f8bea 100644
--- a/Makefile
+++ b/Makefile
@@ -263,8 +263,8 @@ package: package-deb package-rpm
 
 # ─── XBPS packaging (ADR 0008) ─────────────────────────────────────────────
 
-XBPS_SIGNING_KEY ?= $(HOME)/.ssh/id_rsa
-XBPS_SIGNED_BY ?= Fenris Packaging <packaging@bongbetic.com>
+# XBPS signing key (separate from SSH authentication key)
+XBPS_SIGNING_KEY ?= $(HOME)/.ssh/id_xbps
 
 package-xbps: stage
 	@echo "=== Building XBPS package ==="
diff --git a/scripts/xbps-publish.sh b/scripts/xbps-publish.sh
index c226872..1f7e7c8 100755
--- a/scripts/xbps-publish.sh
+++ b/scripts/xbps-publish.sh
@@ -10,7 +10,7 @@ set -euo pipefail
 #
 # Environment:
 #   XBPS_SIGNING_KEY - Path to SSH RSA private key for XBPS signing
-#                      (default: ~/.ssh/id_rsa)
+#                      (default: ~/.ssh/id_xbps)
 #   SIGNED_BY        - Signature identity string
 #                      (default: "Fenris Packaging <packaging@bongbetic.com>")
 #
@@ -25,7 +25,7 @@ GITEA_OWNER="xavierk"
 GITEA_REPO="Fenris-xbps"
 GITEA_BRANCH="stable"
 ARCH="x86_64"
-XBPS_SIGNING_KEY="${XBPS_SIGNING_KEY:-$HOME/.ssh/id_rsa}"
+XBPS_SIGNING_KEY="${XBPS_SIGNING_KEY:-$HOME/.ssh/id_xbps}"
 SIGNED_BY="${SIGNED_BY:-Fenris Packaging <packaging@bongbetic.com>}"
 
 # ── Parse arguments ──────────────────────────────────────────────────────