diff --git a/Makefile.am b/Makefile.am
index f9a608d..5c31219 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -45,5 +45,6 @@
 CODE_COVERAGE_IGNORE_PATTERN = '/include/*' '/usr/include/*' '$(includedir)/*'
 
 include src/test/Makefile.am.include
+include libmapper/test/Makefile.am.include
 
 TESTS = $(check_PROGRAMS)