diff --git a/docs/tutorials.md b/docs/tutorials.md
index cde9077..da16c76 100644
--- a/docs/tutorials.md
+++ b/docs/tutorials.md
@@ -71,7 +71,6 @@ Options:
   -B, --n-permutations INTEGER  Number of random permutations.  [default:
                                 10000]
   --alpha FLOAT                 Type I error.  [default: 0.05]
-  --beta FLOAT                  early accept parameter.  [default: 0.0]
   --seed INTEGER                Random seed.
   --compare-to-first            Compare all algorithms to the first algorithm.
   --help                        Show this message and exit.
@@ -172,7 +171,7 @@ The process stops when all the comparisons are decided.
 ## Analysis of AdaStop results – plot and status commands
 
 ```bash
-adastop plot . tesult.pdf
+adastop plot . result.pdf
 ```
 
 ![img](../examples/plot_result.png)
diff --git a/docs/tutorials.org b/docs/tutorials.org
index db09d1b..914d567 100644
--- a/docs/tutorials.org
+++ b/docs/tutorials.org
@@ -103,7 +103,7 @@ The process stops when all the comparisons are decided.
 ** Analysis of AdaStop results -- plot and status commands
 
 #+begin_src bash :session *shell* :results verbatim :exports both
-adastop plot . tesult.pdf
+adastop plot . result.pdf
 #+end_src
 
 [[../examples/plot_result.png]]
diff --git a/docs/user_guide.md b/docs/user_guide.md
index 30a7294..66b37bb 100644
--- a/docs/user_guide.md
+++ b/docs/user_guide.md
@@ -78,7 +78,6 @@ Options:
   --n-groups INTEGER        Number of groups.  [default: 5]
   --n-permutations INTEGER  Number of random permutations.  [default: 10000]
   --alpha FLOAT             Type I error.  [default: 0.05]
-  --beta FLOAT              early accept parameter.  [default: 0.0]
   --seed INTEGER            Random seed.
   --compare-to-first        Compare all algorithms to the first algorithm.
   --help                    Show this message and exit.