diff --git a/.gitignore b/.gitignore
index c56e5f0f..8335ee16 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,9 @@
 # scratch files
 *.json
 
+# docker files
+container-build-cache/
+
 # binaries
 cmd/handbindings/handbindings
 cmd/handbindings/bindings_test/direct
diff --git a/README.md b/README.md
index 436de87e..2b00c3e7 100644
--- a/README.md
+++ b/README.md
@@ -78,4 +78,4 @@ Some C++ idioms that were difficult to project were omitted from the binding. Bu
 2. Build your application:
 	- `docker run --rm -v $(pwd):/src -w /src miqt/win64-cross:latest go build -buildvcs=false -ldflags '-s -w -H windowsgui'`
 
-For repeated builds, the compile speed can be improved if you also bind-mount the Docker container's `GOCACHE` directory: `-v ./container-build-cache:/root/.cache/go-build`
+For repeated builds, the compile speed can be improved if you also bind-mount the Docker container's `GOCACHE` directory: `-v $(pwd)/container-build-cache:/root/.cache/go-build`