diff --git a/include/spdlog/common.h b/include/spdlog/common.h
index ea0b0567..0dde700c 100644
--- a/include/spdlog/common.h
+++ b/include/spdlog/common.h
@@ -98,6 +98,8 @@ inline const char* to_short_str(spdlog::level::level_enum l)
 {
     return short_level_names[l];
 }
+using level_hasher = std::hash<int>;
+
 } //level
 
 
diff --git a/include/spdlog/sinks/ansicolor_sink.h b/include/spdlog/sinks/ansicolor_sink.h
index a6e58250..bd0e3222 100644
--- a/include/spdlog/sinks/ansicolor_sink.h
+++ b/include/spdlog/sinks/ansicolor_sink.h
@@ -104,7 +104,7 @@ protected:
     }
     FILE* target_file_;
     bool should_do_colors_;
-    std::unordered_map<level::level_enum, std::string> colors_;
+    std::unordered_map<level::level_enum, std::string, level::level_hasher> colors_;
 };
 
 
diff --git a/include/spdlog/sinks/wincolor_sink.h b/include/spdlog/sinks/wincolor_sink.h
index 8ee3d894..f9e86c7a 100644
--- a/include/spdlog/sinks/wincolor_sink.h
+++ b/include/spdlog/sinks/wincolor_sink.h
@@ -11,7 +11,7 @@
 
 #include <mutex>
 #include <string>
-#include <map>
+#include <unordered_map>
 #include <wincon.h>
 
 namespace spdlog
@@ -73,7 +73,7 @@ protected:
 
 private:
     HANDLE out_handle_;
-    std::map<level::level_enum, WORD> colors_;
+    std::unordered_map<level::level_enum, WORD, level::level_hasher> colors_;
 
     // set color and return the orig console attributes (for resetting later)
     WORD set_console_attribs(WORD attribs)