diff --git a/example/example.cpp b/example/example.cpp
index 918d19b1..217faa4e 100644
--- a/example/example.cpp
+++ b/example/example.cpp
@@ -14,9 +14,5 @@ spdlog::logger *get_logger();
 int main(int, char *[])
 {    
     auto *l = get_logger();
-    l->info("HE LO ", "GA");    	
-	l->error("Some {} {} {}", "er or");
-    l->error("Some {} {} {}", "er or");
-   
-
+    l->info("HE LO ", "GA");    		   
 }
\ No newline at end of file
diff --git a/src/os.cpp b/src/os.cpp
index 9df80e3b..6d6cad72 100644
--- a/src/os.cpp
+++ b/src/os.cpp
@@ -6,7 +6,6 @@
 
 #ifndef SPDLOG_HEADER_ONLY
 #include "spdlog/details/os.h"
-#include "spdlog/common.h"
 #endif
 
 #include <algorithm>
@@ -15,11 +14,10 @@
 #include <cstdlib>
 #include <cstring>
 #include <ctime>
-#include <functional>
 #include <string>
+#include <thread>
 #include <sys/stat.h>
 #include <sys/types.h>
-#include <thread>
 
 #ifdef _WIN32