diff --git a/include/cxxopts.hpp b/include/cxxopts.hpp
index f5f2af1..e9ff59e 100644
--- a/include/cxxopts.hpp
+++ b/include/cxxopts.hpp
@@ -1585,7 +1585,7 @@ namespace cxxopts
           ++current;
           ++addNewLine;
         }
-        if (addNewLine == 0 && current - startLine >= width)
+        if (addNewLine == 0 && current >= startLine + width)
         {
           if (lastSpace != startLine)
           {