diff --git a/data/borders/China.poly b/data/borders/China.poly
index 9b1d8114dd..5e730fe678 100644
--- a/data/borders/China.poly
+++ b/data/borders/China.poly
@@ -18832,10 +18832,11 @@ China
    119.921963   26.297629
    119.803619   25.957625
    120.369894   25.518183
-   118.905315   24.306256
+   119.416093   25.037787
+   118.661893   24.460893
    118.424199   24.550819
    118.116174   24.400690
-   118.398742   23.936055
+   118.196242   24.272732
    117.716247   23.259160
    114.267500   21.796000
    114.264000   21.791000
diff --git a/data/borders/Taiwan.poly b/data/borders/Taiwan.poly
index ad58d8f4a4..be7c79c753 100644
--- a/data/borders/Taiwan.poly
+++ b/data/borders/Taiwan.poly
@@ -4,10 +4,11 @@ Taiwan
    121.851813   21.799385
    120.815000   21.557600
    117.716247   23.259160
-   118.398742   23.936055
+   118.196242   24.272732
    118.116174   24.400690
    118.424199   24.550819
-   118.905315   24.306256
+   118.661893   24.460893
+   119.416093   25.037787
    120.369894   25.518183
    119.803619   25.957625
    119.921963   26.297629