diff --git a/src/cipher_analytical_machine/cli/options.clj b/src/cipher_analytical_machine/cli/options.clj
index 34eb18d..0c9d968 100644
--- a/src/cipher_analytical_machine/cli/options.clj
+++ b/src/cipher_analytical_machine/cli/options.clj
@@ -32,7 +32,7 @@
   (option-values-as-row "Ciphers" cipher-options))
 
 (def analyzers-options
-  {"Caesar" #{"Chi^2" "Frequency"}})
+  {"Caesar" #{"Chi^2"}})
 
 (defn get-available-analyzers-options-as-string
   "Return the formatted string of analyzers options."