diff --git a/src/common/http.cpp b/src/common/http.cpp
index 873ac6db43..66257f4dd5 100644
--- a/src/common/http.cpp
+++ b/src/common/http.cpp
@@ -430,7 +430,7 @@ protected:
 
 size_t wxHTTPStream::OnSysRead(void *buffer, size_t bufsize)
 {
-    if (m_httpsize >= 0 && m_read_bytes >= m_httpsize)
+    if (m_read_bytes >= m_httpsize)
     {
         m_lasterror = wxSTREAM_EOF;
         return 0;