diff --git a/src/renderers/dom/shared/CSSProperty.js b/src/renderers/dom/shared/CSSProperty.js
index 609175152964..7a33c3ab61a0 100644
--- a/src/renderers/dom/shared/CSSProperty.js
+++ b/src/renderers/dom/shared/CSSProperty.js
@@ -23,6 +23,7 @@ var isUnitlessNumber = {
   boxFlexGroup: true,
   boxOrdinalGroup: true,
   columnCount: true,
+  columns: true,
   flex: true,
   flexGrow: true,
   flexPositive: true,