diff --git a/src/libecoprimer/Makefile b/src/libecoprimer/Makefile
index b4ae709..4fc412c 100644
--- a/src/libecoprimer/Makefile
+++ b/src/libecoprimer/Makefile
@@ -12,6 +12,7 @@ SOURCES = goodtaxon.c \
           sortmatch.c \
           pairtree.c \
           pairs.c \
+          taxstats.c \
           apat_search.c
 
 SRCS=$(SOURCES)