diff --git a/src/gui/gui-key.c b/src/gui/gui-key.c
index ccb957730..2e947a005 100644
--- a/src/gui/gui-key.c
+++ b/src/gui/gui-key.c
@@ -841,7 +841,7 @@ error:
  *   "ctrl-a"           => "ctrl-a"
  *   "ctrl-j"           => "return"
  *   "ctrl-m"           => "ctrl-m"
- *   "ctrl-cb"          => "ctrl-c,b"
+ *   "ctrl-Cb"          => "ctrl-c,b"
  *   "meta-space"       => "meta-space"
  *   "meta-comma"       => "meta-c,o,m,m,a"
  *   "meta-,"           => "meta-comma"
diff --git a/tests/unit/gui/test-gui-key.cpp b/tests/unit/gui/test-gui-key.cpp
index f75294b5d..7099c4778 100644
--- a/tests/unit/gui/test-gui-key.cpp
+++ b/tests/unit/gui/test-gui-key.cpp
@@ -851,6 +851,7 @@ TEST(GuiKey, LegacyToAlias)
     WEE_TEST_STR("ctrl-a", gui_key_legacy_to_alias ("ctrl-a"));
     WEE_TEST_STR("return", gui_key_legacy_to_alias ("ctrl-j"));
     WEE_TEST_STR("return", gui_key_legacy_to_alias ("ctrl-m"));
+    WEE_TEST_STR("ctrl-c,b", gui_key_legacy_to_alias ("ctrl-Cb"));
     WEE_TEST_STR("ctrl-c,b", gui_key_legacy_to_alias ("ctrl-cb"));
     WEE_TEST_STR("meta-space", gui_key_legacy_to_alias ("meta-space"));
     WEE_TEST_STR("meta-c,o,m,m,a", gui_key_legacy_to_alias ("meta-comma"));