diff --git a/src/renderers/dom/shared/CSSProperty.js b/src/renderers/dom/shared/CSSProperty.js
index 5e797b15db26d..476117a0b4f3b 100644
--- a/src/renderers/dom/shared/CSSProperty.js
+++ b/src/renderers/dom/shared/CSSProperty.js
@@ -26,6 +26,8 @@ var isUnitlessNumber = {
   flexShrink: true,
   flexNegative: true,
   flexOrder: true,
+  gridRow: true,
+  gridColumn: true,
   fontWeight: true,
   lineClamp: true,
   lineHeight: true,
diff --git a/src/renderers/dom/shared/__tests__/CSSProperty-test.js b/src/renderers/dom/shared/__tests__/CSSProperty-test.js
index eac640700d627..2861d1c341673 100644
--- a/src/renderers/dom/shared/__tests__/CSSProperty-test.js
+++ b/src/renderers/dom/shared/__tests__/CSSProperty-test.js
@@ -24,6 +24,8 @@ describe('CSSProperty', function() {
     expect(CSSProperty.isUnitlessNumber.WebkitLineClamp).toBeTruthy();
     expect(CSSProperty.isUnitlessNumber.msFlexGrow).toBeTruthy();
     expect(CSSProperty.isUnitlessNumber.MozFlexGrow).toBeTruthy();
+    expect(CSSProperty.isUnitlessNumber.msGridRow).toBeTruthy();
+    expect(CSSProperty.isUnitlessNumber.msGridColumn).toBeTruthy();
   });
 
 });