diff --git a/dw/textblock_linebreaking.cc b/dw/textblock_linebreaking.cc
index 1580766..7d80e9e 100644
--- a/dw/textblock_linebreaking.cc
+++ b/dw/textblock_linebreaking.cc
@@ -1421,9 +1421,9 @@ int Textblock::hyphenateWord (int wordIndex, int *addIndex1)
    if (numBreaks > 0) {
       Word origWord = *hyphenatedWord;
 
-      core::Requisition *wordSize = new core::Requisition[numBreaks + 1];
+      std::vector< core::Requisition > wordSize( numBreaks + 1 );
       calcTextSizes (origWord.content.text, strlen (origWord.content.text),
-                     origWord.style, numBreaks, breakPos, wordSize);
+                     origWord.style, numBreaks, breakPos, wordSize.data());
 
       PRINTF ("[%p]       %d words ...\n", this, words->size ());
       words->insert (wordIndex, numBreaks);
@@ -1506,7 +1506,6 @@ int Textblock::hyphenateWord (int wordIndex, int *addIndex1)
       origWord.spaceStyle->unref ();
 
       free (breakPos);
-      delete[] wordSize;
    } else {
       words->getRef(wordIndex)->flags &= ~Word::CAN_BE_HYPHENATED;
    }