diff --git a/doc/coercion/clojure_spec_coercion.md b/doc/coercion/clojure_spec_coercion.md
index 9d700acd..d2dd9a34 100644
--- a/doc/coercion/clojure_spec_coercion.md
+++ b/doc/coercion/clojure_spec_coercion.md
@@ -59,10 +59,9 @@ Failing coercion:
 ; => ExceptionInfo Request coercion failed...
 ```
 
-## Running coercions from REPL
-
-Simplest way to test spec coercion is to run them directly in the REPL.
+## Deeply nested
 
+As spec coercion is not complete (before `clojure.spec` adds support to it), not all specs can be coerced. One can test the coercion easily in the REPL.
 
 Define some specs: