diff --git a/ChangeLog b/ChangeLog
index 50294626ce..867618ff1e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Tue Oct 11 06:06:29 2011  Eric Hodel  <drbrain@segment7.net>
+
+	* ext/coverage/coverage.c (Init_coverage):  Change list format and
+	  describe Coverage.result output.  Patch by Sylvain Daubert.
+	  [Ruby 1.9 - Bug #5428]
+
 Tue Oct 11 05:53:23 2011  Eric Hodel  <drbrain@segment7.net>
 
 	* object.c (Init_Object):  Add reference to BasicObject, brief
diff --git a/ext/coverage/coverage.c b/ext/coverage/coverage.c
index 529fac256a..d2cdb357e0 100644
--- a/ext/coverage/coverage.c
+++ b/ext/coverage/coverage.c
@@ -71,11 +71,13 @@ rb_coverage_result(VALUE klass)
  *
  * = Usage
  *
- * (1) require "coverage.so"
- * (2) do Coverage.start
- * (3) require or load Ruby source file
- * (4) Coverage.result will return a hash that contains filename as key and
- *     coverage array as value.
+ * 1. require "coverage.so"
+ * 2. do Coverage.start
+ * 3. require or load Ruby source file
+ * 4. Coverage.result will return a hash that contains filename as key and
+ *    coverage array as value. A coverage array gives, for each line, the
+ *    number of line execution by the interpreter. A +nil+ value means
+ *    coverage is disabled for this line (lines like +else+ and +end+).
  *
  * = Example
  *