diff --git a/xs/Build.PL b/xs/Build.PL
index b358623..90a2cc2 100644
--- a/xs/Build.PL
+++ b/xs/Build.PL
@@ -25,7 +25,7 @@ my $build = Module::Build::WithXSpp->new(
     # HAS_BOOL         : stops Perl/lib/CORE/handy.h from doing "#  define bool char" for MSVC
     # NOGDI            : prevents inclusion of wingdi.h which defines functions Polygon() and Polyline() in global namespace
     extra_compiler_flags => [qw(-D_GLIBCXX_USE_C99 -DHAS_BOOL -DNOGDI -DSLIC3RXS), ($ENV{SLIC3R_DEBUG} ? ' -DSLIC3R_DEBUG -g' : '')],
-    
+    extra_linker_flags => [qw(-lpolyclipping)],
     # Provides extra C typemaps that are auto-merged
     extra_typemap_modules => {
         'ExtUtils::Typemaps::Default' => '1.03',
diff --git a/xs/src/ClipperUtils.hpp b/xs/src/ClipperUtils.hpp
index 8f0974d..ab8f46d 100644
--- a/xs/src/ClipperUtils.hpp
+++ b/xs/src/ClipperUtils.hpp
@@ -2,7 +2,7 @@
 #define slic3r_ClipperUtils_hpp_
 
 #include <myinit.h>
-#include "clipper.hpp"
+#include <polyclipping/clipper.hpp>
 #include "ExPolygon.hpp"
 #include "Polygon.hpp"
 
diff --git a/xs/xsp/Clipper.xsp b/xs/xsp/Clipper.xsp
index 2e63afb..61910e6 100644
--- a/xs/xsp/Clipper.xsp
+++ b/xs/xsp/Clipper.xsp
@@ -2,7 +2,7 @@
 
 %{
 #include <myinit.h>
-#include "clipper.hpp"
+#include <polyclipping/clipper.hpp>
 #include "ClipperUtils.hpp"
 %}