diff --git a/src/if_sniff.c b/src/if_sniff.c
index 5cacb72..bfdc68b 100644
--- a/src/if_sniff.c
+++ b/src/if_sniff.c
@@ -655,7 +655,11 @@
     else
     {
 #ifdef WIN32
+# if (defined(_MSC_VER) && _MSC_VER >= 1400)
+        Sleep(2);
+# else
 	_sleep(2);
+# endif
 	if (!sniff_request_processed)
 	    ProcessSniffRequests();
 #else
diff --git a/src/version.c b/src/version.c
index 08d1140..57ff84c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    837,
+/**/
     836,
 /**/
     835,