diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3669fdf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+.env
+.idea/
+.vscode/
\ No newline at end of file
diff --git a/examples/testnet4.sh b/examples/testnet4.sh
index e77d469..83ea40c 100755
--- a/examples/testnet4.sh
+++ b/examples/testnet4.sh
@@ -9,4 +9,5 @@ docker run -d \
   -e ADMIN_RPC_PASSWORD=admin \
   -e WALLET_NAME=default \
   -e WALLET_ADDRESS=tb1qfm8a8pxer0kmfa4xlk34e44xpr8g46ae0v04dw \
+  -p 48332:48332 \
   bitcoin-core-docker /opt/wallet.sh