diff --git a/tree.c b/tree.c
index 8955a8bf..8e91d3af 100644
--- a/tree.c
+++ b/tree.c
@@ -7348,7 +7348,7 @@ xmlBufferResize(xmlBufferPtr buf, unsigned int size)
 	case XML_BUFFER_ALLOC_DOUBLEIT:
 	    /*take care of empty case*/
             if (buf->size == 0)
-                newSize = (size > UINT_MAX - 10 ? UINT_MAX : size + 10);
+                newSize = size + 10;
             else
                 newSize = buf->size;
 	    while (size > newSize) {
@@ -7358,7 +7358,7 @@ xmlBufferResize(xmlBufferPtr buf, unsigned int size)
 	    }
 	    break;
 	case XML_BUFFER_ALLOC_EXACT:
-	    newSize = (size > UINT_MAX - 10 ? UINT_MAX : size + 10);
+	    newSize = size + 10;
 	    break;
         case XML_BUFFER_ALLOC_HYBRID:
             if (buf->use < BASE_BUFFER_SIZE)
@@ -7374,7 +7374,7 @@ xmlBufferResize(xmlBufferPtr buf, unsigned int size)
             break;
 
 	default:
-	    newSize = (size > UINT_MAX - 10 ? UINT_MAX : size + 10);
+	    newSize = size + 10;
 	    break;
     }