#1236. Fuchsia added to the list of POSIX systems
diff --git a/LibTest/io/Directory/renameSync_A02_t04.dart b/LibTest/io/Directory/renameSync_A02_t04.dart
index 99c44e4..dc0ddd2 100644
--- a/LibTest/io/Directory/renameSync_A02_t04.dart
+++ b/LibTest/io/Directory/renameSync_A02_t04.dart
@@ -32,7 +32,8 @@
   bool isPosix = Platform.isAndroid ||
       Platform.isIOS ||
       Platform.isMacOS ||
-      Platform.isLinux;
+      Platform.isLinux ||
+      Platform.isFuchsia;
   if (isPosix) {
     Directory srcDir = getTempDirectorySync(parent: sandbox);
     Directory targetDir = getTempDirectorySync(parent: sandbox);
diff --git a/LibTest/io/Directory/rename_A02_t04.dart b/LibTest/io/Directory/rename_A02_t04.dart
index 528d36e..481ef8d 100644
--- a/LibTest/io/Directory/rename_A02_t04.dart
+++ b/LibTest/io/Directory/rename_A02_t04.dart
@@ -32,7 +32,8 @@
   bool isPosix = Platform.isAndroid ||
       Platform.isIOS ||
       Platform.isMacOS ||
-      Platform.isLinux;
+      Platform.isLinux ||
+      Platform.isFuchsia;
   if (isPosix) {
     Directory srcDir = getTempDirectorySync(parent: sandbox);
     Directory targetDir = getTempDirectorySync(parent: sandbox);