diff --git a/src/FTVectoriser.cpp b/src/FTVectoriser.cpp
index 26e7da8..3610215 100644
--- src/FTVectoriser.cpp
+++ src/FTVectoriser.cpp
@@ -168,7 +168,7 @@ void FTVectoriser::ProcessContours()
     for(int i = 0; i < ftContourCount; ++i)
     {
         FT_Vector* pointList = &outline.points[startIndex];
-        char* tagList = &outline.tags[startIndex];
+        char* tagList = (char*)&outline.tags[startIndex];
 
         endIndex = outline.contours[i];
         contourLength =  (endIndex - startIndex) + 1;