diff --git a/test/Makefile.am b/test/Makefile.am
index d2a846d0..c308c4bc 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -34,12 +34,15 @@ TESTS = \
 ## order, but we don't want to run them til we arrive in this directory,
 ## since they depend on stuff from this directory
 TESTS += \
-	../bus/bus-test \
-	../bus/bus-test-system \
-	../bus/bus-test-launch-helper \
-	../dbus/dbus-test \
+	../bus/bus-test$(EXEEXT) \
+	../bus/bus-test-system$(EXEEXT) \
+	../dbus/dbus-test$(EXEEXT) \
 	$(NULL)
 
+if DBUS_UNIX
+TESTS += ../bus/bus-test-launch-helper$(EXEEXT)
+endif
+
 else !DBUS_BUILD_TESTS
 
 TEST_BINARIES=