diff --git a/test-data/generator/README.adoc b/test-data/generator/README.adoc
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+= test-data generator
+
+This code generates output based on the S2 C++ library
+
+[source,sh]
+----
+podman build -t s2-test-container .
+podman run --rm -it -v "${PWD}:/Source/src" s2-test-container
+----
+
+In the container:
+
+[source,sh]
+----
+cd build
+cmake ..
+make -j4
+----