diff --git a/jf-live-writer/include/live_writer_config.hpp b/jf-live-writer/include/live_writer_config.hpp
new file mode 100644
index 0000000..0a62457
--- /dev/null
+++ b/jf-live-writer/include/live_writer_config.hpp
@@ -0,0 +1,9 @@
+#include <cstddef>
+
+namespace live_writer_config
+{
+    // MS to retry reading from the image assembler.
+    const size_t ASSEMBLER_RETRY_MS = 5;
+    // Number of slots in the reconstruction buffer.
+    const size_t WRITER_IA_N_SLOTS = 200;
+}
\ No newline at end of file