diff --git a/src/audio/Engine.ts b/src/audio/Engine.ts
index d9ed3bb..9b76471 100644
--- a/src/audio/Engine.ts
+++ b/src/audio/Engine.ts
@@ -20,6 +20,12 @@ const octaveFrequencyMap: Record<string, number> = {
   ["b"]: 61.73541,
 };
 
+octaveFrequencyMap["c2"] = octaveFrequencyMap["c"] * 2;
+octaveFrequencyMap["c#2"] = octaveFrequencyMap["c#"] * 2;
+octaveFrequencyMap["d2"] = octaveFrequencyMap["d"] * 2;
+octaveFrequencyMap["d#2"] = octaveFrequencyMap["d#"] * 2;
+octaveFrequencyMap["e2"] = octaveFrequencyMap["e"] * 2;
+
 const keyToNoteMap: Record<string, string> = {
   ["w"]: "c#",
   ["e"]: "d#",
@@ -33,6 +39,11 @@ const keyToNoteMap: Record<string, string> = {
   ["g"]: "g",
   ["h"]: "a",
   ["j"]: "b",
+  ["k"]: "c2",
+  ["l"]: "d2",
+  [";"]: "e2",
+  ["o"]: "c#2",
+  ["p"]: "d#2",
 };
 
 export class Engine {
diff --git a/src/lib/Keyboard/Keyboard.svelte b/src/lib/Keyboard/Keyboard.svelte
index 3f95ead..8bfa7a4 100644
--- a/src/lib/Keyboard/Keyboard.svelte
+++ b/src/lib/Keyboard/Keyboard.svelte
@@ -50,6 +50,9 @@
     <Key label="T" kind="dark" keybinding="t" keydown={createKeydownFunction("t")} keyup={createKeyupFunction("t")} {contextMatcher} />
     <Key label="Y" kind="dark" keybinding="y" keydown={createKeydownFunction("y")} keyup={createKeyupFunction("y")} {contextMatcher} />
     <Key label="U" kind="dark" keybinding="u" keydown={createKeydownFunction("u")} keyup={createKeyupFunction("u")} {contextMatcher} />
+    <div class="empty-key"></div>
+    <Key label="O" kind="dark" keybinding="o" keydown={createKeydownFunction("o")} keyup={createKeyupFunction("o")} {contextMatcher} />
+    <Key label="P" kind="dark" keybinding="p" keydown={createKeydownFunction("p")} keyup={createKeyupFunction("p")} {contextMatcher} />
   </div>
   <div class="lower">
     <Key label="A" kind="light" keybinding="a" keydown={createKeydownFunction("a")} keyup={createKeyupFunction("a")} {contextMatcher} />
@@ -59,6 +62,9 @@
     <Key label="G" kind="light" keybinding="g" keydown={createKeydownFunction("g")} keyup={createKeyupFunction("g")} {contextMatcher} />
     <Key label="H" kind="light" keybinding="h" keydown={createKeydownFunction("h")} keyup={createKeyupFunction("h")} {contextMatcher} />
     <Key label="J" kind="light" keybinding="j" keydown={createKeydownFunction("j")} keyup={createKeyupFunction("j")} {contextMatcher} />
+    <Key label="K" kind="light" keybinding="k" keydown={createKeydownFunction("k")} keyup={createKeyupFunction("k")} {contextMatcher} />
+    <Key label="L" kind="light" keybinding="l" keydown={createKeydownFunction("l")} keyup={createKeyupFunction("l")} {contextMatcher} />
+    <Key label=";" kind="light" keybinding=";" keydown={createKeydownFunction(";")} keyup={createKeyupFunction(";")} {contextMatcher} />
   </div>
 </div>