+### XKB-489 – Numeric keysym {#XKB-489}
+
+<dl>
+ <dt>Since</dt><dd>1.6.0</dd>
+ <dt>Type</dt><dd>Warning</dd>
+ <dt>Summary</dt><dd>Warn on numeric keysym (other than 0-9)</dd>
+</dl>
+
+Numeric keysyms are not human-friendly. Use the corresponding named keysym
+or Unicode keysym, if available.
+
+
+#### Examples
+
+<details>
+ <summary>Hexadecimal keysym `0x1001ed0`</summary>
+
+**Error message:**
+
+```
+xkbcommon: WARNING: [XKB-489] numeric keysym "0x1001ed0"
+```
+
+**Fix:**
+ <div class="example-container">
+ <div class="example">
+ <div class="example-inner">
+ <div class="example-title">Before</div>
+```c
+key <AE01> { [ 0x1001ed0] };
+```
+</div>
+ </div>
+ <div class="example">
+ <div class="example-inner">
+ <div class="example-title">After</div>
+```c
+// Preferred form: human-friendly
+key <AE01> { [ Ocircumflexacute ] };
+// or
+key <AE01> { [ U1ED0 ] };
+```
+</div>
+ </div>
+ </div>
+</details>
+