diff --git a/YogaKit/Tests/YogaKitTests.m b/YogaKit/Tests/YogaKitTests.m
index d3d8cd0f..7fa3b0b5 100644
--- a/YogaKit/Tests/YogaKitTests.m
+++ b/YogaKit/Tests/YogaKitTests.m
@@ -21,7 +21,8 @@
 - (void)testConfigureLayoutIsNoOpWithNilBlock
 {
   UIView *view = [[UIView alloc] initWithFrame:CGRectZero];
-  XCTAssertNoThrow([view configureLayoutWithBlock:nil]);
+  id block = nil;
+  XCTAssertNoThrow([view configureLayoutWithBlock:block]);
 }
 
 - (void)testConfigureLayoutBlockWorksWithValidBlock