diff --git a/AK/ByteBuffer.h b/AK/ByteBuffer.h
index ce160e32a3..106f650841 100644
--- a/AK/ByteBuffer.h
+++ b/AK/ByteBuffer.h
@@ -182,6 +182,11 @@ public:
         return try_ensure_capacity_slowpath(new_capacity);
     }
 
+    void append(char byte)
+    {
+        MUST(try_append(byte));
+    }
+
     void append(ReadonlyBytes bytes)
     {
         MUST(try_append(bytes));
@@ -189,6 +194,11 @@ public:
 
     void append(void const* data, size_t data_size) { append({ data, data_size }); }
 
+    ErrorOr<void> try_append(char byte)
+    {
+        return try_append(&byte, 1);
+    }
+
     ErrorOr<void> try_append(ReadonlyBytes bytes)
     {
         return try_append(bytes.data(), bytes.size());