diff --git a/src/libs/vdxf/dxflib/dl_writer_ascii.h b/src/libs/vdxf/dxflib/dl_writer_ascii.h
index 04ef3b0df..9d7084e9f 100644
--- a/src/libs/vdxf/dxflib/dl_writer_ascii.h
+++ b/src/libs/vdxf/dxflib/dl_writer_ascii.h
@@ -33,6 +33,10 @@
     #if (_MSC_VER > 1000)
     #pragma once
     #endif // _MSC_VER > 1000
+
+    #if _MSC_VER < 1900
+    #define snprintf _snprintf
+    #endif
 #endif // Q_CC_MSVC
 
 #include <fstream>