diff --git a/bundles/org.openhab.ui.basic/src/main/java/org/openhab/ui/basic/internal/render/InputRenderer.java b/bundles/org.openhab.ui.basic/src/main/java/org/openhab/ui/basic/internal/render/InputRenderer.java
index cf264ea085..01d842dd17 100644
--- a/bundles/org.openhab.ui.basic/src/main/java/org/openhab/ui/basic/internal/render/InputRenderer.java
+++ b/bundles/org.openhab.ui.basic/src/main/java/org/openhab/ui/basic/internal/render/InputRenderer.java
@@ -110,7 +110,7 @@ public EList<Widget> renderWidget(Widget w, StringBuilder sb, String sitemap) th
                     item.getType());
             inputHint = null;
         }
-        if ("datetime".equals(dataType) && ((inputHint == null) || "".equals(inputHint) || "text".equals(inputHint))) {
+        if ("datetime".equals(dataType) && ((inputHint == null) || inputHint.isEmpty() || "text".equals(inputHint))) {
             inputHint = "datetime";
         }
         snippet = snippet.replace("%input_hint%", inputHint == null ? "" : inputHint);