diff --git a/include/loki/SafeFormat.h b/include/loki/SafeFormat.h
index e3c8852..19a1b2a 100755
--- a/include/loki/SafeFormat.h
+++ b/include/loki/SafeFormat.h
@@ -521,7 +521,7 @@ namespace Loki
         return PrintfState<std::FILE*, char>(stdout, format);
     }
 
-	PrintfState<std::FILE*, char> Printf(const std::string format) {
+    PrintfState<std::FILE*, char> Printf(const std::string format) {
         return PrintfState<std::FILE*, char>(stdout, format.c_str());
     }
 
@@ -529,7 +529,7 @@ namespace Loki
         return PrintfState<std::FILE*, char>(f, format);
     }
 
-	PrintfState<std::FILE*, char> FPrintf(FILE* f, const std::string& format) {
+    PrintfState<std::FILE*, char> FPrintf(FILE* f, const std::string& format) {
         return PrintfState<std::FILE*, char>(f, format.c_str());
     }
 
@@ -537,8 +537,8 @@ namespace Loki
         return PrintfState<std::string&, char>(s, format);
     }
 
-	PrintfState<std::string&, char> SPrintf(std::string& s, const std::string& format) {
-		return PrintfState<std::string&, char>(s, format.c_str());
+    PrintfState<std::string&, char> SPrintf(std::string& s, const std::string& format) {
+        return PrintfState<std::string&, char>(s, format.c_str());
     }
 
     template <class T, class Char>
@@ -546,9 +546,9 @@ namespace Loki
         return PrintfState<T&, Char>(device, format);
     }
 
-	template <class T>
-	PrintfState<T&, char> XPrintf(T& device, const std::string& format) {
-		return PrintfState<T&, char>(device, format.c_str());
+    template <class T>
+    PrintfState<T&, char> XPrintf(T& device, const std::string& format) {
+        return PrintfState<T&, char>(device, format.c_str());
     }
 
     template <class Char, std::size_t N>