diff --git a/src/stacktrace_windows-inl.h b/src/stacktrace_windows-inl.h
index 7263188..e6af561 100644
--- a/src/stacktrace_windows-inl.h
+++ b/src/stacktrace_windows-inl.h
@@ -34,7 +34,7 @@
 #include "config.h"
 #include "port.h"
 #include "stacktrace.h"
-#include <DbgHelp.h>
+#include <dbghelp.h>
 
 _START_GOOGLE_NAMESPACE_
 
@@ -44,7 +44,7 @@
   }
   skip_count++;  // we want to skip the current frame as well
   // This API is thread-safe (moreover it walks only the current thread).
-  return CaptureStackBackTrace(skip_count, max_depth, result, NULL);
+  return CaptureStackBackTrace(static_cast<DWORD>(skip_count), static_cast<DWORD>(max_depth), result, NULL);
 }
 
 _END_GOOGLE_NAMESPACE_