diff --git a/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java b/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java
index af54805f7..437fa942b 100644
--- a/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java
+++ b/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java
@@ -188,7 +188,7 @@ public final class FormatSpec {
     // us to change the format during development while having testing devices remove
     // older files with each upgrade, while still having a readable versioning scheme.
     public static final int VERSION2 = 2;
-    public static final int VERSION4 = 400;
+    public static final int VERSION4 = 401;
     static final int MINIMUM_SUPPORTED_VERSION = VERSION2;
     static final int MAXIMUM_SUPPORTED_VERSION = VERSION4;
 
diff --git a/native/jni/src/suggest/policyimpl/dictionary/utils/format_utils.h b/native/jni/src/suggest/policyimpl/dictionary/utils/format_utils.h
index eb2227d60..7c6a21dd7 100644
--- a/native/jni/src/suggest/policyimpl/dictionary/utils/format_utils.h
+++ b/native/jni/src/suggest/policyimpl/dictionary/utils/format_utils.h
@@ -31,7 +31,7 @@ class FormatUtils {
     enum FORMAT_VERSION {
         // These MUST have the same values as the relevant constants in FormatSpec.java.
         VERSION_2 = 2,
-        VERSION_4 = 400,
+        VERSION_4 = 401,
         UNKNOWN_VERSION = -1
     };