diff --git a/Examples/test-suite/li_constraints.i b/Examples/test-suite/li_constraints.i
index c8dfc092a..9de71a914 100644
--- a/Examples/test-suite/li_constraints.i
+++ b/Examples/test-suite/li_constraints.i
@@ -1,5 +1,5 @@
 %module li_constraints
-%include constraints.i
+%include <constraints.i>
 
 %inline %{
 void test_nonnegative(double NONNEGATIVE) {