diff --git a/Makefile.am b/Makefile.am
index 48c97e5a..88610c98 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -164,6 +164,7 @@ dictionaries: \
 	espeak-data/ne_dict \
 	espeak-data/nl_dict \
 	espeak-data/no_dict \
+	espeak-data/om_dict \
 	espeak-data/pa_dict \
 	espeak-data/pap_dict \
 	espeak-data/pl_dict \
@@ -442,6 +443,12 @@ dictsource/no_extra:
 espeak-data/no_dict: src/espeak espeak-data/phontab dictsource/no_list dictsource/no_rules dictsource/no_extra
 	cd dictsource && ESPEAK_DATA_PATH=$(PWD) ../src/espeak --compile=no && cd ..
 
+om: espeak-data/om_dict
+dictsource/om_extra:
+	touch dictsource/om_extra
+espeak-data/om_dict: src/espeak espeak-data/phontab dictsource/om_list dictsource/om_rules dictsource/om_extra
+	cd dictsource && ESPEAK_DATA_PATH=$(PWD) ../src/espeak --compile=om && cd ..
+
 pa: espeak-data/pa_dict
 dictsource/pa_extra:
 	touch dictsource/pa_extra