diff --git a/sapi/scripts/cygwin/cygwin-config-ext.sh b/sapi/scripts/cygwin/cygwin-config-ext.sh
index d310fecc70..6d01a762aa 100644
--- a/sapi/scripts/cygwin/cygwin-config-ext.sh
+++ b/sapi/scripts/cygwin/cygwin-config-ext.sh
@@ -13,7 +13,7 @@ cd ${__PROJECT__}
 
 ROOT=${__PROJECT__}
 
-SWOOLE_VERSION=v5.1.4
+SWOOLE_VERSION=v5.1.6
 
 while [ $# -gt 0 ]; do
   case "$1" in