diff --git a/java-overridable/src/com/android/inputmethod/latin/define/ProductionFlags.java b/java-overridable/src/com/android/inputmethod/latin/define/ProductionFlags.java
index c22c577..9d7258d 100644
--- a/java-overridable/src/com/android/inputmethod/latin/define/ProductionFlags.java
+++ b/java-overridable/src/com/android/inputmethod/latin/define/ProductionFlags.java
@@ -45,4 +45,9 @@
      * When {@code false}, the split keyboard is not yet ready to be enabled.
      */
     public static final boolean IS_SPLIT_KEYBOARD_SUPPORTED = true;
+
+    /**
+     * When {@code false}, account sign-in in keyboard is not yet ready to be enabled.
+     */
+    public static final boolean ENABLE_ACCOUNT_SIGN_IN = false;
 }