diff --git a/plugins/inputs/win_perf_counters/README.md b/plugins/inputs/win_perf_counters/README.md
index 967714b48..fe35d97f9 100644
--- a/plugins/inputs/win_perf_counters/README.md
+++ b/plugins/inputs/win_perf_counters/README.md
@@ -64,7 +64,7 @@ Instances (this is an array) is the instances of a counter you would like return
 it can be one or more values.
 
 Example, `Instances = ["C:","D:","E:"]` will return only for the instances
-C:, D: and E: where relevant. To get all instnaces of a Counter, use ["*"] only.
+C:, D: and E: where relevant. To get all instances of a Counter, use ["*"] only.
 By default any results containing _Total are stripped,
 unless this is specified as the wanted instance.
 Alternatively see the option IncludeTotal below.