diff --git a/math/Makefile b/math/Makefile
index 5ffb5cae6a85b..fcf99bcdc742f 100644
--- a/math/Makefile
+++ b/math/Makefile
@@ -938,6 +938,7 @@
     SUBDIR += qalculate
     SUBDIR += qd
     SUBDIR += qhull
+    SUBDIR += qhull8
     SUBDIR += qposases
     SUBDIR += qrupdate
     SUBDIR += qtiplot-doc