diff -r b355abd4b887 -r 127d06e3a004 nbproject/project.xml
--- a/nbproject/project.xml	Fri Mar 15 00:14:25 2019 +0100
+++ b/nbproject/project.xml	Thu Sep 05 00:14:20 2019 +0200
@@ -43,8 +43,8 @@
     <configuration>
         <data xmlns="http://www.netbeans.org/ns/make-project/1">
             <name>spacenav-simulator-qt</name>
-            <c-extensions>c</c-extensions>
-            <cpp-extensions>cpp,cxx</cpp-extensions>
+            <c-extensions/>
+            <cpp-extensions>cpp</cpp-extensions>
             <header-extensions>h</header-extensions>
             <sourceEncoding>UTF-8</sourceEncoding>
             <sourceRootList>