2 files changed, 3 insertions, 3 deletions
diff --git a/include/amber/amber.h b/include/amber/amber.h
index 52338a4..343a564 100644
--- a/include/amber/amber.h
+++ b/include/amber/amber.h
@@ -15,10 +15,10 @@
 #ifndef AMBER_AMBER_H_
 #define AMBER_AMBER_H_
 
-#include "amber/result.h"
-
 #include <string>
 
+#include "amber/result.h"
+
 namespace amber {
 
 enum class EngineType : uint8_t {
diff --git a/include/amber/result.h b/include/amber/result.h
index ec57289..d74156d 100644
--- a/include/amber/result.h
+++ b/include/amber/result.h
@@ -23,7 +23,7 @@ namespace amber {
 class Result {
  public:
   Result();
-  Result(const std::string& err);
+  explicit Result(const std::string& err);
   Result(const Result&);
   ~Result();