diff --git a/misc/core.func b/misc/core.func
index 42964889..8fabfd77 100644
--- a/misc/core.func
+++ b/misc/core.func
@@ -271,7 +271,7 @@ is_alpine() {
     )"
   fi
 
-  [[ "${DEBUG:-}" == "true" ]] && echo "[DEBUG] is_alpine(): os_id='${os_id}'" >&2
+  echo "[DEBUG] is_alpine(): os_id='${os_id}'" >&2
   [[ "$os_id" == "alpine" ]]
 }