diff --git a/crates/benilla-app/assets/ui/AccountLoginRealmlist.xml b/crates/benilla-app/assets/ui/AccountLoginRealmlist.xml
index fb7bcac58..357d8cea2 100644
--- a/crates/benilla-app/assets/ui/AccountLoginRealmlist.xml
+++ b/crates/benilla-app/assets/ui/AccountLoginRealmlist.xml
@@ -5,6 +5,27 @@
          BENILLA_REALMLIST and BENILLA_REALMLIST_PINNED (set while $WOW_HOST fixes the address),
          and reopens the dialog with the typed text when it is not an address. -->
     <Script>
+        -- CharacterSelect.xml:679 compares the confirmation through strupper. Native 1.12 upper
+        -- (0x7fc180) leaves Cyrillic unchanged; the community ruRU pack needs its own case fold.
+        if GetLocale() == "ruRU" then
+            local function upper(text)
+                local result = strupper(text)
+                local lower = "абвгдеёжзийклмнопрстуфхцчшщъыьэюя"
+                local capitals = "АБВГДЕЁЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯ"
+                for i = 1, string.len(lower), 2 do
+                    result = string.gsub(result, string.sub(lower, i, i + 1), string.sub(capitals, i, i + 1))
+                end
+                return result
+            end
+            CharacterDeleteEditBox:SetScript("OnTextChanged", function()
+                if upper(this:GetText()) == upper(DELETE_CONFIRM_STRING) then
+                    CharacterDeleteButton1:Enable()
+                else
+                    CharacterDeleteButton1:Disable()
+                end
+            end)
+        end
+
         GlueDialogTypes["BENILLA_REALMLIST"] = {
             -- The realmList CVar's registered help text.
             text = "Address of realm list server",
diff --git a/crates/benilla-app/src/ui_script/glue_input_tests.rs b/crates/benilla-app/src/ui_script/glue_input_tests.rs
index b0339795a..b5132c707 100644
--- a/crates/benilla-app/src/ui_script/glue_input_tests.rs
+++ b/crates/benilla-app/src/ui_script/glue_input_tests.rs
@@ -38,6 +38,78 @@ fn ruru_stock_glue_loads_and_keeps_cyrillic_character_names() {
     assert!(script.take_errors().is_empty());
 }
 
+#[test]
+fn ruru_delete_confirmation_accepts_typed_cyrillic_without_case_sensitivity() {
+    let data = benilla_formats::wow_data_or_skip!();
+    let locale = benilla_formats::ClientLocale::RuRu;
+    if locale.pack_folder(&data).is_none() {
+        benilla_formats::skipped_optional("no ruRU language pack", &[data.join("ruRU")]);
+        return;
+    }
+    let chain = benilla_formats::Chain::open_localized(&data, locale).unwrap();
+    let _selected = super::reference_ui::fixture::use_chain(chain);
+    let mut script = UiScript::new_glue().unwrap();
+    script.set_russian_language_pack(true);
+    script.set_screen_size(1024.0, 768.0);
+    assert!(load_glue(&mut script).is_empty());
+    // Offline only: exercise the stock buttons and Enter without requesting a real deletion.
+    script
+        .run(
+            "GetCharacterInfo = function() return 'Probe', 'Human', 'Warrior', 1 end; \
+             DELETE_REQUESTS = 0; \
+             DeleteCharacter = function() DELETE_REQUESTS = DELETE_REQUESTS + 1 end; \
+             CharacterSelect.selectedIndex = 1; GlueParent:Show()",
+        )
+        .unwrap();
+    for (typed, accepted) in [
+        ("Удалить", true),
+        ("удалить", true),
+        ("УдАлИтЬ", true),
+        ("УДАЛИТЬ", true),
+        ("Удали", false),
+        ("Удалить!", false),
+        (" Удалить", false),
+        ("DELETE", false),
+        ("", false),
+    ] {
+        for enter in [false, true] {
+            script
+                .run(
+                    "CharacterDeleteDialog:Hide(); CharacterDeleteDialog:Show(); \
+                     CharacterDeleteEditBox:SetFocus()",
+                )
+                .unwrap();
+            script.tick(0.01);
+            assert_eq!(text(&script, "CharacterDeleteEditBox"), "");
+            for c in typed.chars() {
+                script.char_input(&c.to_string());
+            }
+            script.tick(0.01);
+            assert_eq!(text(&script, "CharacterDeleteEditBox"), typed);
+            assert_eq!(
+                script
+                    .eval::<bool>("return CharacterDeleteButton1:IsEnabled() == 1")
+                    .unwrap(),
+                accepted,
+                "{typed:?}"
+            );
+            let before: i64 = script.eval("return DELETE_REQUESTS").unwrap();
+            if enter {
+                script.frame_key_input("ENTER");
+                script.key_up("ENTER");
+            } else {
+                script.run("CharacterDeleteButton1:Click()").unwrap();
+            }
+            assert_eq!(
+                script.eval::<i64>("return DELETE_REQUESTS").unwrap() - before,
+                i64::from(accepted),
+                "{typed:?}, enter={enter}"
+            );
+        }
+    }
+    assert!(script.take_errors().is_empty());
+}
+
 /// The stock glue VM on `screen` with both agreements accepted, as a returning player's is.
 fn glue_on(screen: GlueScreen) -> UiScript {
     let mut s = UiScript::new_glue().unwrap();