diff --git a/packages/rn-tester/RNTesterUnitTests/RCTImageLoaderTests.m b/packages/rn-tester/RNTesterUnitTests/RCTImageLoaderTests.m
index 758842d9a09d1d..d05149b47a06c8 100644
--- a/packages/rn-tester/RNTesterUnitTests/RCTImageLoaderTests.m
+++ b/packages/rn-tester/RNTesterUnitTests/RCTImageLoaderTests.m
@@ -70,7 +70,7 @@ - (void)testImageLoading
         XCTAssertEqual(progress, 1);
         XCTAssertEqual(total, 1);
       }
-      partialLoadBlock:nil
+      partialLoadBlock:^(UIImage *loadedImage) {}
       completionBlock:^(NSError *loadError, id loadedImage) {
         XCTAssertEqualObjects(loadedImage, image);
         XCTAssertNil(loadError);
@@ -129,7 +129,7 @@ - (void)testImageLoaderUsesImageURLLoaderWithHighestPriority
         XCTAssertEqual(progress, 1);
         XCTAssertEqual(total, 1);
       }
-      partialLoadBlock:nil
+      partialLoadBlock:^(UIImage *loadedImage) {}
       completionBlock:^(NSError *loadError, id loadedImage) {
         XCTAssertEqualObjects(loadedImage, image);
         XCTAssertNil(loadError);