diff --git a/README.md b/README.md
index b0978fb..a533665 100644
--- a/README.md
+++ b/README.md
@@ -55,7 +55,7 @@ mathgen.write_pdf(worksheet)
 ## Documentation
 * `getGenList()` returns a list of all generators in the repository in the format `[id, title, self, funcname, subjectname]`
 
-* `genById(id)` generates a problem, solution set with generator id `id` in the form of a list in the format `[problem, solution]`
+* `genById(id)` generates a problem, solution set with generator id `id` in the format `[problem, solution]`
 
 * `make_pdf(id, count)` creates a printable pdf worksheet with `count` problems generated by the generator with id `id`.