diff --git a/tools/versioner/Android.mk b/tools/versioner/Android.mk
index 3036300..4cf30e2 100644
--- a/tools/versioner/Android.mk
+++ b/tools/versioner/Android.mk
@@ -14,6 +14,7 @@
 
 LOCAL_SRC_FILES := \
   src/versioner.cpp \
+  src/Arch.cpp \
   src/DeclarationDatabase.cpp \
   src/SymbolDatabase.cpp \
   src/Utils.cpp