diff --git a/test/coverage.js b/test/coverage.js
index 555a5d8b..06bf8449 100644
--- a/test/coverage.js
+++ b/test/coverage.js
@@ -193,7 +193,7 @@ contract x {
 
       var trace = JSON.parse(loadFixture('geth-debugtrace-output-h-5.json'));
       var coverage = cs.generateCodeCoverage(trace);
-      dumpToFile(coverage, '/tmp/coverage.json');
+      // dumpToFile(coverage, '/tmp/coverage.json');
 
       done();
     });