diff --git a/docs/changes.txt b/docs/changes.txt
index 6ce53269f2..f25dede339 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -179,6 +179,7 @@ All:
 
 - always NUL-terminate the log messages
 - wxRegEx::Compile() now calculates the number of groups correctly
+- wxHTTP::GetHeader() didn't find headers which not all in upper case
 
 All (GUI):
 
diff --git a/src/common/http.cpp b/src/common/http.cpp
index eca6160a5e..13eb56e96d 100644
--- a/src/common/http.cpp
+++ b/src/common/http.cpp
@@ -90,7 +90,7 @@ void wxHTTP::SetHeader(const wxString& header, const wxString& h_data)
   wxNode *node = m_headers.Find(header);
 
   if (!node)
-    m_headers.Append(header, (wxObject *)(new wxString(h_data)));
+    m_headers.Append(header.MakeUpper(), (wxObject *)(new wxString(h_data)));
   else {
     wxString *str = (wxString *)node->Data();
     (*str) = h_data;