diff --git a/ui/UIEdit.cpp b/ui/UIEdit.cpp
index d595519c0..30b9a43d3 100644
--- a/ui/UIEdit.cpp
+++ b/ui/UIEdit.cpp
@@ -199,7 +199,7 @@ void UIEdit::SetText(char *text) {
 void UIEdit::GetText(char *buffer, int len) {
   //	ASSERT(strlen(m_TextBuf) < (unsigned)len);
   if (!m_TextBuf) {
-    buffer[0] = NULL;
+    buffer[0] = 0;
     return;
   }
   strncpy(buffer, m_TextBuf, len - 1);