diff --git a/cmd/benchseries/main_test.go b/cmd/benchseries/main_test.go
index 8f0fb06..57b0c39 100644
--- a/cmd/benchseries/main_test.go
+++ b/cmd/benchseries/main_test.go
@@ -33,7 +33,7 @@
 // The two tests here work with two subdirectories of testdata, one containing
 // benchmarks that were started on an even second, the other containing benchmarks
 // started on an odd second.  Each subdirectory contains a file "reference.json"
-// that in theory contains the the reference values for computer summaries (for
+// that in theory contains the reference values for computer summaries (for
 // an artifcially small bootstrap, to save time).
 
 var oddReference = filepath.Join("odd", "reference.json")