diff --git a/README.md b/README.md
index 04b7efb..1fff4c4 100644
--- a/README.md
+++ b/README.md
@@ -23,10 +23,10 @@
 
 本篇为**新加坡篇**，其他的国家：
 
-* [美国](country/United%20States.md)
+* [美国](country/United-States.md)
 * [荷兰](country/Netherlands.md)
-* [英国](country/United%20Kingdom.md)
-* [新西兰](country/New%20Zealand.md)
+* [英国](country/United-Kingdom.md)
+* [新西兰](country/New-Zealand.md)
 * [奥地利](country/Austria.md)
 * [德国](country/Germany.md)
 * [澳大利亚](country/Australia.md)
diff --git a/country/New Zealand.md b/country/New-Zealand.md
similarity index 100%
rename from country/New Zealand.md
rename to country/New-Zealand.md
diff --git a/country/United Kingdom.md b/country/United-Kingdom.md
similarity index 100%
rename from country/United Kingdom.md
rename to country/United-Kingdom.md
diff --git a/country/United States.md b/country/United-States.md
similarity index 100%
rename from country/United States.md
rename to country/United-States.md