diff --git a/install.sh b/install.sh
index b3b0e2a..b0c5a07 100755
--- a/install.sh
+++ b/install.sh
@@ -32,22 +32,21 @@ TAG=$(curl -fsSL "$API/releases/latest" | tr ',' '\n' | grep -m1 '"tag_name"' |
 [ -n "${TAG:-}" ] || { echo "agent-helm: hittade ingen release på $BASE"; exit 1; }
 URL="$BASE/$OWNER/$REPO/releases/download/$TAG/$ASSET"
 
-# --- bin-katalog (root -> /usr/local/bin, annars sudo, annars ~/.local/bin) ---
+# --- bin-katalog: /usr/local/bin om root/skrivbar, annars ~/.local/bin (ingen sudo).
+# För system-wide utan att vara root:  curl -fsSL ... | sudo sh
 PREFIX="${PREFIX:-/usr/local}"
-SUDO=""
-if [ "$(id -u)" = 0 ] || [ -w "$PREFIX/bin" ]; then
+if [ "$(id -u)" = 0 ] || { mkdir -p "$PREFIX/bin" 2>/dev/null && [ -w "$PREFIX/bin" ]; }; then
   BIN="$PREFIX/bin"
-elif command -v sudo >/dev/null 2>&1; then
-  BIN="$PREFIX/bin"; SUDO=sudo
 else
-  BIN="$HOME/.local/bin"; mkdir -p "$BIN"
+  BIN="$HOME/.local/bin"
 fi
+mkdir -p "$BIN"
 
 echo "agent-helm: hämtar $ASSET ($TAG) -> $BIN/agent-helm"
 tmp=$(mktemp)
 curl -fSL "$URL" -o "$tmp"
 chmod +x "$tmp"
-$SUDO install -m 0755 "$tmp" "$BIN/agent-helm"
+install -m 0755 "$tmp" "$BIN/agent-helm"
 rm -f "$tmp"
 
 # --- config ---