diff --git a/otautil/Android.bp b/otautil/Android.bp
index a2eaa04..0b23143 100644
--- a/otautil/Android.bp
+++ b/otautil/Android.bp
@@ -18,6 +18,7 @@
     srcs: [
         "SysUtil.cpp",
         "DirUtil.cpp",
+        "ZipUtil.cpp",
         "ThermalUtil.cpp",
     ],