diff --git a/apis/openapi-spec/swagger.json b/apis/openapi-spec/swagger.json
index 4f2e99c7..5deda45b 100644
--- a/apis/openapi-spec/swagger.json
+++ b/apis/openapi-spec/swagger.json
@@ -10970,6 +10970,10 @@
      "medium": {
       "description": "What type of storage medium should back this directory. The default is \"\" which means to use the node's default medium. Must be an empty string (default) or Memory. More info: https://kubernetes.io/docs/concepts/storage/volumes#emptydir",
       "type": "string"
+     },
+     "sizeLimit": {
+      "description": "Total amount of local storage required for this EmptyDir volume. The size limit is also applicable for memory medium. The maximum usage on memory medium EmptyDir would be the minimum value between the SizeLimit specified here and the sum of memory limits of all containers in a pod. The default is nil which means that the limit is undefined. More info: http://kubernetes.io/docs/user-guide/volumes#emptydir",
+      "$ref": "#/definitions/io.k8s.apimachinery.pkg.api.resource.Quantity"
      }
     }
    },
diff --git a/apis/swagger-spec/extensions_v1beta1.json b/apis/swagger-spec/extensions_v1beta1.json
index cfa31c6d..98582acd 100644
--- a/apis/swagger-spec/extensions_v1beta1.json
+++ b/apis/swagger-spec/extensions_v1beta1.json
@@ -5179,6 +5179,10 @@
      "medium": {
       "type": "string",
       "description": "What type of storage medium should back this directory. The default is \"\" which means to use the node's default medium. Must be an empty string (default) or Memory. More info: https://kubernetes.io/docs/concepts/storage/volumes#emptydir"
+     },
+     "sizeLimit": {
+      "type": "string",
+      "description": "Total amount of local storage required for this EmptyDir volume. The size limit is also applicable for memory medium. The maximum usage on memory medium EmptyDir would be the minimum value between the SizeLimit specified here and the sum of memory limits of all containers in a pod. The default is nil which means that the limit is undefined. More info: http://kubernetes.io/docs/user-guide/volumes#emptydir"
      }
     }
    },
diff --git a/docs/api-reference/extensions/v1beta1/definitions.html b/docs/api-reference/extensions/v1beta1/definitions.html
index 4ea078f8..b15e8bd6 100755
--- a/docs/api-reference/extensions/v1beta1/definitions.html
+++ b/docs/api-reference/extensions/v1beta1/definitions.html
@@ -2436,6 +2436,13 @@ <h3 id="_v1_emptydirvolumesource">v1.EmptyDirVolumeSource</h3>
 <td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
 <td class="tableblock halign-left valign-top"></td>
 </tr>
+<tr>
+<td class="tableblock halign-left valign-top"><p class="tableblock">sizeLimit</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">Total amount of local storage required for this EmptyDir volume. The size limit is also applicable for memory medium. The maximum usage on memory medium EmptyDir would be the minimum value between the SizeLimit specified here and the sum of memory limits of all containers in a pod. The default is nil which means that the limit is undefined. More info: <a href="http://kubernetes.io/docs/user-guide/volumes#emptydir">http://kubernetes.io/docs/user-guide/volumes#emptydir</a></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">false</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
+<td class="tableblock halign-left valign-top"></td>
+</tr>
 </tbody>
 </table>
 
@@ -7197,7 +7204,7 @@ <h3 id="_any">any</h3>
 </div>
 <div id="footer">
 <div id="footer-text">
-Last updated 2017-05-25 09:37:16 UTC
+Last updated 2017-05-31 19:38:40 UTC
 </div>
 </div>
 </body>