diff --git a/snappy-test.cc b/snappy-test.cc
index 315228a..c9c7f55 100644
--- a/snappy-test.cc
+++ b/snappy-test.cc
@@ -116,7 +116,7 @@ std::string ReadTestDataFile(const std::string& base, size_t size_limit) {
     prefix = std::string(srcdir) + "/";
   }
   file::GetContents(prefix + "testdata/" + base, &contents, file::Defaults()
-      ).CheckSuccess();
+      ).ok();
   if (size_limit > 0) {
     contents = contents.substr(0, size_limit);
   }
diff --git a/snappy-test.h b/snappy-test.h
index 243480a..3c3e552 100644
--- a/snappy-test.h
+++ b/snappy-test.h
@@ -382,7 +382,7 @@ class LogMessageVoidify {
 #define CHECK_NE(a, b) CRASH_UNLESS((a) != (b))
 #define CHECK_LT(a, b) CRASH_UNLESS((a) < (b))
 #define CHECK_GT(a, b) CRASH_UNLESS((a) > (b))
-#define CHECK_OK(cond) (cond).CheckSuccess()
+#define CHECK_OK(cond) (cond).ok()
 
 }  // namespace snappy