diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index d1a0c1d..9cefff9 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,4 +1,4 @@
-add_subdirectory(qhull)
+find_package(Qhull REQUIRED)
 
 if(DYNAMIC_SOLID)
   set(LIBRARY_TYPE "SHARED")
@@ -80,10 +80,10 @@ add_library(solid3 ${LIBRARY_TYPE}
   DT_RespTable.h
   DT_Scene.cpp
   DT_Scene.h
-  $<TARGET_OBJECTS:qhull>
 )
 
 target_include_directories(solid3 INTERFACE $<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>)
+target_link_libraries(solid3 Qhull::qhullstatic)
 set_target_properties(solid3 PROPERTIES VERSION ${VERSION})
 
 install(
diff --git a/src/convex/DT_Polyhedron.cpp b/src/convex/DT_Polyhedron.cpp
index 8bf8e8e..f1f9d6b 100644
--- a/src/convex/DT_Polyhedron.cpp
+++ b/src/convex/DT_Polyhedron.cpp
@@ -26,7 +26,7 @@
 #ifdef QHULL
 
 extern "C" {
-#include <qhull/qhull_a.h>
+#include <libqhull/qhull_a.h>
 }
 
 #include <vector>
@@ -65,6 +65,7 @@ T_IndexBuf *adjacency_graph(DT_Count count, const MT_Point3 *verts, const char *
 	{
 		exit(exitcode);
 	}
+    qh NOerrexit = False;
     qh_initflags(options);
     qh_init_B(array[0], array.size(), 3, False);
     qh_qhull();