diff --git a/test/core/debug/stats_test.cc b/test/core/debug/stats_test.cc
index db9105672ee..501581952d9 100644
--- a/test/core/debug/stats_test.cc
+++ b/test/core/debug/stats_test.cc
@@ -88,41 +88,46 @@ class HistogramTest : public ::testing::TestWithParam<int> {};
 TEST_P(HistogramTest, IncHistogram) {
   const int kHistogram = GetParam();
   std::vector<std::thread> threads;
-      int cur_bucket = 0;
-      auto run = [kHistogram](const std::vector<int>& test_values, int expected_bucket) {
-        gpr_log(GPR_DEBUG, "expected_bucket:%d nvalues=%" PRIdPTR, expected_bucket, test_values.size());
-        for (auto j : test_values) {
-                  Snapshot snapshot;
-  
-  	    grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
-  	    grpc_stats_inc_histogram[kHistogram](&exec_ctx, j);
-  	    grpc_exec_ctx_finish(&exec_ctx);
-  
-  	    auto delta = snapshot.delta();
-  
-  	    EXPECT_EQ(delta.histograms[grpc_stats_histo_start[kHistogram] +
-  	          		     expected_bucket],
-  	              1)
-  	        << "\nhistogram:" << kHistogram
-  	        << "\nexpected_bucket:" << expected_bucket
-  	        << "\nj:" << j;
-        }
-      };
-      std::vector<int> test_values;
-      for (int j = -1000;
-           j < grpc_stats_histo_bucket_boundaries
-                       [kHistogram][grpc_stats_histo_buckets[kHistogram] - 1] +
-                   1000;
-           j ++) {
-	int expected_bucket = FindExpectedBucket(kHistogram, j);
-        if (cur_bucket != expected_bucket) {
-          threads.emplace_back([test_values, run, cur_bucket]() { run(test_values, cur_bucket); });
-          cur_bucket = expected_bucket;
-          test_values.clear();
-        }
-        test_values.push_back(j);
-      }
-      run(test_values, cur_bucket);
+  int cur_bucket = 0;
+  auto run = [kHistogram](const std::vector<int>& test_values,
+                          int expected_bucket) {
+    gpr_log(GPR_DEBUG, "expected_bucket:%d nvalues=%" PRIdPTR, expected_bucket,
+            test_values.size());
+    for (auto j : test_values) {
+      Snapshot snapshot;
+
+      grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
+      grpc_stats_inc_histogram[kHistogram](&exec_ctx, j);
+      grpc_exec_ctx_finish(&exec_ctx);
+
+      auto delta = snapshot.delta();
+
+      EXPECT_EQ(
+          delta
+              .histograms[grpc_stats_histo_start[kHistogram] + expected_bucket],
+          1)
+          << "\nhistogram:" << kHistogram
+          << "\nexpected_bucket:" << expected_bucket << "\nj:" << j;
+    }
+  };
+  std::vector<int> test_values;
+  for (int j = -1000;
+       j <
+       grpc_stats_histo_bucket_boundaries[kHistogram]
+                                         [grpc_stats_histo_buckets[kHistogram] -
+                                          1] +
+           1000;
+       j++) {
+    int expected_bucket = FindExpectedBucket(kHistogram, j);
+    if (cur_bucket != expected_bucket) {
+      threads.emplace_back(
+          [test_values, run, cur_bucket]() { run(test_values, cur_bucket); });
+      cur_bucket = expected_bucket;
+      test_values.clear();
+    }
+    test_values.push_back(j);
+  }
+  run(test_values, cur_bucket);
   for (auto& t : threads) {
     t.join();
   }