diff --git a/src/Makefile.test.include b/src/Makefile.test.include
--- a/src/Makefile.test.include
+++ b/src/Makefile.test.include
@@ -55,6 +55,7 @@
   test/hash_tests.cpp \
   test/inv_tests.cpp \
   test/jsonutil.cpp \
+  test/jsonutil.h \
   test/key_tests.cpp \
   test/limitedmap_tests.cpp \
   test/main_tests.cpp \