diff --git a/app/src/main/java/helium314/keyboard/keyboard/Key.java b/app/src/main/java/helium314/keyboard/keyboard/Key.java
index e54790d13..4ea8e48ce 100644
--- a/app/src/main/java/helium314/keyboard/keyboard/Key.java
+++ b/app/src/main/java/helium314/keyboard/keyboard/Key.java
@@ -1123,7 +1123,7 @@ public KeyParams(
             final String[] popupKeys = PopupKeysUtilsKt.createPopupKeysArray(popupSet, mKeyboardParams, label != null ? label : keySpec);
             mPopupKeysColumnAndFlags = getPopupKeysColumnAndFlagsAndSetNullInArray(params, popupKeys);
             final String[] finalPopupKeys = popupKeys == null ? null : PopupKeySpec.filterOutEmptyString(popupKeys);
-            if (finalPopupKeys != null) {
+            if (finalPopupKeys != null && finalPopupKeys.length > 0) {
                 actionFlags |= ACTION_FLAGS_ENABLE_LONG_PRESS;
                 mPopupKeys = new PopupKeySpec[finalPopupKeys.length];
                 for (int i = 0; i < finalPopupKeys.length; i++) {
diff --git a/app/src/test/java/helium314/keyboard/KeyboardParserTest.kt b/app/src/test/java/helium314/keyboard/KeyboardParserTest.kt
index 8236bf412..d5b416842 100644
--- a/app/src/test/java/helium314/keyboard/KeyboardParserTest.kt
+++ b/app/src/test/java/helium314/keyboard/KeyboardParserTest.kt
@@ -437,6 +437,27 @@ f""", // no newline at the end
         }
     }
 
+    @Test fun placeholderAsOnlyPopup() { // https://github.com/HeliBorg/HeliBoard/issues/1324
+        val keyParams = LayoutParser.parseJsonString("""[[{ "label": "ক", "popup": { "relevant": [
+       { "type": "placeholder" }
+      ]
+    } }]]""").flatMap { row -> row.mapNotNull { it.compute(params)?.toKeyParams(params) } }.single()
+        assertEquals(null, keyParams.mPopupKeys)
+        keyParams.mAbsoluteWidth = 1f
+        keyParams.mAbsoluteHeight = 1f
+        val key = keyParams.createKey()
+        assertEquals(false, key.isLongPressEnabled)
+    }
+
+    @Test fun placeholderNextToOtherPopup() {
+        val key = LayoutParser.parseJsonString("""[[{ "label": "ক", "popup": { "relevant": [
+       { "type": "placeholder" }, { "label": "k" }
+      ]
+    } }]]""").flatMap { row -> row.mapNotNull { it.compute(params) } }.single()
+        assertEquals(1, key.toKeyParams(params).mPopupKeys?.size)
+        assertEquals("k", key.toKeyParams(params).mPopupKeys?.first()?.mLabel)
+    }
+
     @Test fun popupSymbolAlpha() {
         val key = LayoutParser.parseJsonString("""[[{ "label": "c", "popup": {
           "main": { "code":   -10001, "label": "x" }