diff --git a/t/t0051-windows-named-pipe.sh b/t/t0051-windows-named-pipe.sh
index 10ac92d225..412f413360 100755
--- a/t/t0051-windows-named-pipe.sh
+++ b/t/t0051-windows-named-pipe.sh
@@ -3,8 +3,13 @@
 test_description='Windows named pipes'
 
 . ./test-lib.sh
+if ! test_have_prereq MINGW
+then
+	skip_all='skipping Windows-specific tests'
+	test_done
+fi
 
-test_expect_success MINGW 'o_append write to named pipe' '
+test_expect_success 'o_append write to named pipe' '
 	GIT_TRACE="$(pwd)/expect" git status >/dev/null 2>&1 &&
 	{ test-tool windows-named-pipe t0051 >actual 2>&1 & } &&
 	pid=$! &&