diff --git a/src/utils/profiler.cpp b/src/utils/profiler.cpp
index 2f8b5bcc6..cb273d910 100644
--- a/src/utils/profiler.cpp
+++ b/src/utils/profiler.cpp
@@ -287,7 +287,7 @@ void Profiler::draw()
                 if (m_first_capture_sweep)
                     m_capture_report_buffer->getStdStream() << "\"" << m.name << "\";";
                 else
-                    m_capture_report_buffer->getStdStream() << (int)std::round((m.end - m.start) * 1000) << ";";
+                    m_capture_report_buffer->getStdStream() << (int)round((m.end - m.start) * 1000) << ";";
             }
             core::rect<s32>    pos((s32)( x_offset + factor*m.start ),
                                    (s32)( y_offset + i*line_height ),
diff --git a/src/utils/profiler.hpp b/src/utils/profiler.hpp
index 99759413e..11d41a93c 100644
--- a/src/utils/profiler.hpp
+++ b/src/utils/profiler.hpp
@@ -24,6 +24,8 @@
 #include <stack>
 #include <string>
 #include <streambuf>
+#include <ostream>
+#include <iostream>
 
 
 class Profiler;
@@ -60,7 +62,7 @@ struct ostreambuf : public std::basic_streambuf<char_type, std::char_traits<char
     ostreambuf(char_type* buffer, std::streamsize bufferLength)
     {
         // set the "put" pointer the start of the buffer and record it's length.
-        setp(buffer, buffer + bufferLength);
+        this->setp(buffer, buffer + bufferLength);
     }
 };