diff --git a/core/Makefile b/core/Makefile
index e7eafe8..c0b2902 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -1135,7 +1135,8 @@
 	  $(HOST_OUT_EXECUTABLES)/mkuserimg.sh \
 	  $(HOST_OUT_EXECUTABLES)/make_ext4fs \
 	  $(HOST_OUT_EXECUTABLES)/simg2img \
-	  $(HOST_OUT_EXECUTABLES)/e2fsck
+	  $(HOST_OUT_EXECUTABLES)/e2fsck \
+	  $(HOST_OUT_EXECUTABLES)/xdelta3
 
 OTATOOLS := $(DISTTOOLS) \
 	  $(HOST_OUT_EXECUTABLES)/aapt