diff --git a/etc/telegraf.conf b/etc/telegraf.conf
index 338aa1b68..60877af20 100644
--- a/etc/telegraf.conf
+++ b/etc/telegraf.conf
@@ -55,7 +55,7 @@
   ## By default, precision will be set to the same timestamp order as the
   ## collection interval, with the maximum being 1s.
   ## Precision will NOT be used for service inputs, such as logparser and statsd.
-  ## Valid values are "Nns", "Nus" (or "Nµs"), "Nms", "Ns".
+  ## Valid values are "ns", "us" (or "µs"), "ms", "s".
   precision = ""
   ## Run telegraf in debug mode
   debug = false
diff --git a/internal/config/config.go b/internal/config/config.go
index 9408d9efd..6823181e1 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -219,7 +219,7 @@ var header = `# Telegraf Configuration
   ## By default, precision will be set to the same timestamp order as the
   ## collection interval, with the maximum being 1s.
   ## Precision will NOT be used for service inputs, such as logparser and statsd.
-  ## Valid values are "Nns", "Nus" (or "Nµs"), "Nms", "Ns".
+  ## Valid values are "ns", "us" (or "µs"), "ms", "s".
   precision = ""
   ## Run telegraf in debug mode
   debug = false