diff --git a/scripts/setup.sh b/scripts/setup.sh
index 7a87fbe..4aa494a 100755
--- a/scripts/setup.sh
+++ b/scripts/setup.sh
@@ -1,18 +1,32 @@
 #!/bin/bash
 
 # Create .cursor directory if it doesn't exist
-mkdir -p .cursor
+mkdir -p ~/.cursor
 
 bun install
 
-# Create mcp.json with the current directory path
-echo "{
-  \"mcpServers\": {
-    \"TalkToFigma\": {
-      \"command\": \"bunx\",
-      \"args\": [
-        \"cursor-talk-to-figma-mcp@latest\"
-      ]
-    }
-  }
-}" > .cursor/mcp.json 
\ No newline at end of file
+MCP_JSON_PATH="$HOME/.cursor/mcp.json"
+
+TALKTOFIGMA_JSON='\
+  "TalkToFigma": {\
+    "command": "bunx",\
+    "args": [\
+      "cursor-talk-to-figma-mcp@latest"\
+    ]\
+  }'
+
+if [ ! -f "$MCP_JSON_PATH" ]; then
+  echo "{\n  \"mcpServers\": {\n    $TALKTOFIGMA_JSON\n  }\n}" > "$MCP_JSON_PATH"
+else
+  if ! command -v jq &> /dev/null; then
+    echo "Error: jq is required but not installed. Please install jq (e.g., 'brew install jq' or 'apt-get install jq') and rerun this script."
+    exit 1
+  fi
+
+  if ! jq -e ".mcpServers.TalkToFigma" "$MCP_JSON_PATH" > /dev/null; then
+    tmpfile=$(mktemp)
+    jq ".mcpServers += {TalkToFigma: {command: \"bunx\", args: [\"cursor-talk-to-figma-mcp@latest\"]}}" "$MCP_JSON_PATH" > "$tmpfile" && mv "$tmpfile" "$MCP_JSON_PATH"
+  else
+    echo "TalkToFigma already exists in mcpServers"
+  fi
+fi 
\ No newline at end of file