diff --git a/Makefile.am b/Makefile.am
index 698b669b..0ae0c326 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -389,6 +389,7 @@ android/res/raw/espeakdata.zip: espeak-ng-data/phontab dictionaries
 	rm -f $@
 	find espeak-ng-data/{intonations,phondata,phonindex,phontab} | zip -@ $@
 	find espeak-ng-data/*_dict | zip -@ $@
+	find espeak-ng-data/lang -type f | zip -@ $@
 	find espeak-ng-data/voices -type f | grep -vF "/mb/" | zip -@ $@
 
 android/res/raw/espeakdata_version: android/res/raw/espeakdata.zip