diff --git a/rtree/develop.sh b/rtree/develop.sh
new file mode 100755
index 0000000000000000000000000000000000000000..42477a5ebc6d52dd7e13cfa63a72b62f7be005c8
--- /dev/null
+++ b/rtree/develop.sh
@@ -0,0 +1 @@
+ghcid --command='cabal repl rtree-test' -r