diff --git a/native/jni/Android.mk b/native/jni/Android.mk
index 6e1d765..8d51a2f 100644
--- a/native/jni/Android.mk
+++ b/native/jni/Android.mk
@@ -43,6 +43,7 @@
     com_android_inputmethod_keyboard_ProximityInfo.cpp \
     com_android_inputmethod_latin_BinaryDictionary.cpp \
     com_android_inputmethod_latin_DicTraverseSession.cpp \
+    com_android_inputmethod_latin_makedict_BinaryDictInputOutput.cpp \
     jni_common.cpp
 
 LATIN_IME_CORE_SRC_FILES := \