diff --git a/experiment/measurer/coverage_utils.py b/experiment/measurer/coverage_utils.py
index 42ca57385..c6bd8bed1 100644
--- a/experiment/measurer/coverage_utils.py
+++ b/experiment/measurer/coverage_utils.py
@@ -161,6 +161,7 @@ def generate_coverage_report(self):
             '-n',
             self.binary_file,
             f'-instr-profile={self.merged_profdata_file}',
+            '-no-warn'
         ]
         result = new_process.execute(command, expect_zero=False)
         if result.retcode != 0:
@@ -272,6 +273,7 @@ def generate_json_summary(coverage_binary,
         '-skip-expansions',
         coverage_binary,
         f'-instr-profile={profdata_file}',
+        '-no-warn'
     ]
 
     if summary_only:
diff --git a/experiment/measurer/test_measure_manager.py b/experiment/measurer/test_measure_manager.py
index 7b6521869..c812239ec 100644
--- a/experiment/measurer/test_measure_manager.py
+++ b/experiment/measurer/test_measure_manager.py
@@ -156,7 +156,8 @@ def test_generate_summary(mocked_get_coverage_binary, mocked_execute,
         'llvm-cov', 'export', '-format=text', '-num-threads=1',
         '-region-coverage-gt=0', '-skip-expansions',
         '/work/coverage-binaries/benchmark-a/fuzz-target',
-        '-instr-profile=/reports/data.profdata'
+        '-instr-profile=/reports/data.profdata',
+        '-no-warn'
     ]
 
     assert (len(mocked_execute.call_args_list)) == 1