--- openflow-2009-12-08-2.h	2015-07-23 09:54:15.796479307 -0700
+++ openflow-2009-11-17.h	2015-07-23 09:54:15.800479307 -0700
@@ -548,7 +548,7 @@
     OFPFF_SEND_FLOW_REM = 1 << 0,  /* Send flow removed message when flow
                                     * expires or is deleted. */
     OFPFF_CHECK_OVERLAP = 1 << 1,  /* Check for overlapping entries first. */
-    OFPFF_EMERG         = 1 << 2   /* Ramark this is for emergency. */
+    OFPFF_EMERG         = 1 << 2   /* Remark this is for emergency. */
 };
 
 /* Flow setup and teardown (controller -> datapath). */