diff --git a/CHANGELOG.md b/CHANGELOG.md
index 819e02a..2f77c68 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## Unreleased
+
+### Fixed
+
+* Fix preventing the password type selectors in `rbw generate` from being
+  used together. (antecrescent, #198)
+
 ## [1.12.1] - 2024-07-28
 
 ### Fixed
diff --git a/src/bin/rbw/main.rs b/src/bin/rbw/main.rs
index e30c3a9..609e049 100644
--- a/src/bin/rbw/main.rs
+++ b/src/bin/rbw/main.rs
@@ -145,8 +145,8 @@ enum Opt {
             password to the database.",
         visible_alias = "gen",
         group = clap::ArgGroup::new("password-type").args(&[
-            "no-symbols",
-            "only-numbers",
+            "no_symbols",
+            "only_numbers",
             "nonconfusables",
             "diceware",
         ])