diff --git a/tests/dirwatcher.d b/tests/dirwatcher.d
index b0abd72..8f0ef92 100644
--- a/tests/dirwatcher.d
+++ b/tests/dirwatcher.d
@@ -33,7 +33,7 @@ void runTest()
 		return;
 	}
 	DirectoryChange[] changes;
-	assert(!watcher.readChanges(changes, 500.msecs));
+	assert(!watcher.readChanges(changes, 1500.msecs));
 
 	auto foo = dir.buildPath("foo");
 
@@ -41,7 +41,7 @@ void runTest()
 	static DirectoryChange dc(Type t, string p) { return DirectoryChange(t, Path(p)); }
 	void check(DirectoryChange[] expected)
 	{
-		sleep(100.msecs);
+		sleep(1500.msecs);
 		assert(watcher.readChanges(changes, 100.msecs), "Could not read changes for " ~ expected.to!string);
 		assert(expected.all!((a)=> changes.canFind(a))(), "Change is not what was expected, got: " ~ changes.to!string ~ " but expected: " ~ expected.to!string);
 		assert(!watcher.readChanges(changes, 0.msecs), "Changes were returned when they shouldn't have, for " ~ expected.to!string);
@@ -49,15 +49,15 @@ void runTest()
 
 	write(foo, null);
 	check([dc(Type.added, foo)]);
-	sleep(1.seconds); // OSX has a second resolution on file modification times
+	sleep(1500.msecs);
 	write(foo, [0, 1]);
 	check([dc(Type.modified, foo)]);
 	remove(foo);
 	check([dc(Type.removed, foo)]);
 	write(foo, null);
-	sleep(1.seconds);
+	sleep(1500.msecs);
 	write(foo, [0, 1]);
-	sleep(100.msecs);
+	sleep(1500.msecs);
 	remove(foo);
 	check([dc(Type.added, foo), dc(Type.modified, foo), dc(Type.removed, foo)]);
 
@@ -70,23 +70,23 @@ void runTest()
 	remove(bar);
 	watcher = Path(dir).watchDirectory(Yes.recursive);
 	write(foo, null);
-	sleep(1.seconds);
+	sleep(1500.msecs);
 	write(foo, [0, 1]);
-	sleep(100.msecs);
+	sleep(1500.msecs);
 	remove(foo);
 
 	write(bar, null);
-	sleep(1.seconds);
+	sleep(1500.msecs);
 	write(bar, [0, 1]);
-	sleep(100.msecs);
+	sleep(1500.msecs);
 	remove(bar);
 	check([dc(Type.added, foo), dc(Type.modified, foo), dc(Type.removed, foo),
 		 dc(Type.added, bar), dc(Type.modified, bar), dc(Type.removed, bar)]);
 
 	write(foo, null);
-	sleep(100.msecs);
+	sleep(1500.msecs);
 	rename(foo, bar);
-	sleep(100.msecs);
+	sleep(1500.msecs);
 	remove(bar);
 	check([dc(Type.added, foo), dc(Type.removed, foo), dc(Type.added, bar), dc(Type.removed, bar)]);