diff --git a/tools/dicttool/Android.mk b/tools/dicttool/Android.mk
index 948c03b..91f8af7 100644
--- a/tools/dicttool/Android.mk
+++ b/tools/dicttool/Android.mk
@@ -35,6 +35,9 @@
 # a significant part of the dependencies are mocked in the compat/ directory, with empty or
 # nearly-empty implementations, for parts that we don't use in Dicttool.
 LATINIME_SRCS_FOR_DICTTOOL := \
+        event/Combiner.java \
+        event/CombinerChain.java \
+        event/DeadKeyCombiner.java \
         event/Event.java \
         latin/BinaryDictionary.java \
         latin/DicTraverseSession.java \