diff --git a/install_picoclaw.sh b/install_picoclaw.sh
index aee608ec7..a2cf989c0 100644
--- a/install_picoclaw.sh
+++ b/install_picoclaw.sh
@@ -35,22 +35,28 @@ echo "  ─────────────────────"
 echo ""
 
 # Ask user which version to install
-echo -e "${BOLD}Select version to install:${RESET}"
-echo "  1) Original (sipeed/picoclaw)"
-echo "  2) Fork (muava12/picoclaw-fork)"
-echo ""
-read -p "Choose [1-2]: " version_choice
-
-if [[ "$version_choice" == "2" ]]; then
-    URL="https://github.com/muava12/picoclaw-fork/releases/latest/download/picoclaw_Linux_arm64.tar.gz"
-    REPO="muava12/picoclaw-fork"
+if [ -t 0 ]; then
+    # Interactive mode (run directly from terminal)
+    echo -e "${BOLD}Select version to install:${RESET}"
+    echo "  1) Original (sipeed/picoclaw)"
+    echo "  2) Fork (muava12/picoclaw-fork)"
     echo ""
-    print_step "Selected: ${BOLD}Fork version${RESET}"
+    read -p "Choose [1-2]: " version_choice < /dev/tty
 else
+    # Non-interactive mode (curl | bash) — default to fork
+    version_choice="2"
+fi
+
+if [[ "$version_choice" == "1" ]]; then
     URL="https://github.com/sipeed/picoclaw/releases/latest/download/picoclaw_Linux_arm64.tar.gz"
     REPO="sipeed/picoclaw"
     echo ""
     print_step "Selected: ${BOLD}Original version${RESET}"
+else
+    URL="https://github.com/muava12/picoclaw-fork/releases/latest/download/picoclaw_Linux_arm64.tar.gz"
+    REPO="muava12/picoclaw-fork"
+    echo ""
+    print_step "Selected: ${BOLD}Fork version${RESET}"
 fi
 
 print_step "Checking for latest version..."