--- zhcon-0.2.orig/src/configfile.cpp
+++ zhcon-0.2/src/configfile.cpp
@@ -19,13 +19,23 @@
 #include <stdexcept>
 #include <fstream>
 #include <cstdlib>
+#include <unistd.h>
+#include <sys/types.h>
 #include "configfile.h"
 
 ConfigFile::ConfigFile(const char *fn) {
+    uid_t ruid, euid;
+
+    ruid = getuid();
+    euid = geteuid();
+
+    setreuid(euid, ruid);
+
     ifstream in(fn);
     if (!in)
         throw runtime_error("Could not open config file!");
     ParseFile(in);
+    setreuid(ruid, euid);
 }
 
 ConfigFile::~ConfigFile() {}