diff --git a/benchmark/_benchmark_progress.js b/benchmark/_benchmark_progress.js
index 935b1f24d49673..1b7ac738f6de0d 100644
--- a/benchmark/_benchmark_progress.js
+++ b/benchmark/_benchmark_progress.js
@@ -35,7 +35,6 @@ class BenchmarkProgress {
     // Number of times each file will be run (roughly).
     this.runsPerFile = queue.length / benchmarks.length;
     this.currentFile = '';  // Filename of current benchmark.
-    this.currentFileConfig;  // Configurations for current file
     // Number of configurations already run for the current file.
     this.completedConfig = 0;
     // Total number of configurations for the current file