@@ -3,8 +3,13 @@
 # Tcl 8.4 doesn't support fetching the system encoding from the environment
 if {$tcl_version == "8.4"} {
 	exit 0
 }
+
+# This test does not yet support when using Win32
+if {$::tcl_platform(platform) == "windows"} {
+	exit 0
+}
 
 if {[encoding system] == "utf-8"} {
 	exit 0
 }