diff --git a/src/muz/README b/src/muz/README
index 03cd12bc7..c7d5a9665 100644
--- a/src/muz/README
+++ b/src/muz/README
@@ -1,2 +1,12 @@
 muZ: routines related to solving satisfiability of Horn clauses and 
 solving Datalog programs.
+
+- base - contains base routines and the main context for
+         maintaining fixedpoint solvers
+- transforms - common rule transformations
+- rel - relational algebra based Datalog engine
+- pdr - PDR based Horn clause solver
+- clp - Dart/Symbolic execution-based solver
+- tab - Tabulation based solver
+- bmc - Bounded model checking based solver
+- fp  - main exported routines
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