diff --git a/logger.h b/logger.h
index 26326b7..cba77db 100644
--- a/logger.h
+++ b/logger.h
@@ -7,8 +7,8 @@ class Logger
   private:
 	class LogEntry
 	{
-		bool headerSent;
-		std::ostream *out;
+		bool headerSent = false;
+		std::ostream *out = nullptr;
 		std::string prefix;
 
 	  public: