diff --git a/juci/config.h b/juci/config.h
index 2b7b596..f6c652e 100644
--- a/juci/config.h
+++ b/juci/config.h
@@ -1,4 +1,4 @@
-#ifndef
+#ifndef JUCI_CONFIG_H_
 #define JUCI_CONFIG_H_
 #include <boost/property_tree/json_parser.hpp>
 #include <boost/property_tree/xml_parser.hpp>
diff --git a/juci/terminal.cc b/juci/terminal.cc
index 7984532..52cdcdc 100644
--- a/juci/terminal.cc
+++ b/juci/terminal.cc
@@ -7,7 +7,7 @@
 Terminal::Config::Config() {
 }
 Terminal::Config::Config(Terminal::Config& original) {
-  for (auto it = 0; original.compile_commands().size(); ++it) {
+  for (auto it = 0; it<original.compile_commands().size(); ++it) {
     InsertCompileCommand(original.compile_commands().at(it));
   }
 }
diff --git a/juci/terminal.h b/juci/terminal.h
index 340d24f..5fb7f7e 100644
--- a/juci/terminal.h
+++ b/juci/terminal.h
@@ -11,7 +11,7 @@ namespace Terminal {
   public:
     Config ();
     Config(Terminal::Config& original);
-    std::vector<std::string>& compile_commands() {return &compile_commands_;}
+    std::vector<std::string>& compile_commands() { return compile_commands_; }
     void InsertCompileCommand(std::string command);
   private:
     std::vector<std::string> compile_commands_;