diff --git a/OpenVPN Adapter/Vendors/openvpn/openvpn/common/hexstr.hpp b/OpenVPN Adapter/Vendors/openvpn/openvpn/common/hexstr.hpp
index e0a2f41..caf2e4e 100644
--- a/OpenVPN Adapter/Vendors/openvpn/openvpn/common/hexstr.hpp	
+++ b/OpenVPN Adapter/Vendors/openvpn/openvpn/common/hexstr.hpp	
@@ -180,7 +180,7 @@ namespace openvpn {
 	dest.push_back((high<<4) + low);
       }
     if (i != len)
-      throw parse_hex_error(); // straggler char      
+      throw parse_hex_error(); // straggler char
   }
 
   // note -- currently doesn't detect overflow
@@ -226,7 +226,7 @@ namespace openvpn {
   }
 
   template <typename T>
-  std::string render_hex_number(T value, const bool caps=false)
+  inline std::string render_hex_number(T value, const bool caps=false)
   {
     unsigned char buf[sizeof(T)];
     for (size_t i = sizeof(T); i --> 0 ;)
@@ -237,7 +237,7 @@ namespace openvpn {
     return render_hex(buf, sizeof(T), caps);
   }
 
-  std::string render_hex_number(unsigned char uc, const bool caps=false)
+  inline std::string render_hex_number(unsigned char uc, const bool caps=false)
   {
     RenderHexByte b(uc, caps);
     return std::string(b.str2(), 2);