diff --git a/agent/config/builder.go b/agent/config/builder.go
index fcb97f84d..14eced5b4 100644
--- a/agent/config/builder.go
+++ b/agent/config/builder.go
@@ -304,7 +304,7 @@ func (a byName) Len() int           { return len(a) }
 func (a byName) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }
 func (a byName) Less(i, j int) bool { return a[i].Name() < a[j].Name() }
 
-// Build constructs the runtime configuration from the config sources
+// build constructs the runtime configuration from the config sources
 // and the command line flags. The config sources are processed in the
 // order they were added with the flags being processed last to give
 // precedence over the other sources. If the error is nil then