diff --git a/tools/server/webui/src/lib/components/app/forms/KeyValuePairs.svelte b/tools/server/webui/src/lib/components/app/forms/KeyValuePairs.svelte
index 504692cbed..23441a0962 100644
--- a/tools/server/webui/src/lib/components/app/forms/KeyValuePairs.svelte
+++ b/tools/server/webui/src/lib/components/app/forms/KeyValuePairs.svelte
@@ -80,6 +80,7 @@
 					/>
 
 					<textarea
+						use:autoResizeTextarea
 						placeholder={valuePlaceholder}
 						value={pair.value}
 						oninput={(e) => {