diff --git a/src/cmd/go/alldocs.go b/src/cmd/go/alldocs.go
index 392a21148b..a5148ad486 100644
--- a/src/cmd/go/alldocs.go
+++ b/src/cmd/go/alldocs.go
@@ -1926,7 +1926,7 @@
 //
 // Constraints may appear in any kind of source file (not just Go), but
 // they must appear near the top of the file, preceded
-// only by blank lines and other line comments. These rules mean that in Go
+// only by blank lines and other comments. These rules mean that in Go
 // files a build constraint must appear before the package clause.
 //
 // To distinguish build constraints from package documentation,
diff --git a/src/cmd/go/internal/help/helpdoc.go b/src/cmd/go/internal/help/helpdoc.go
index 68ac4d229d..93613ac65e 100644
--- a/src/cmd/go/internal/help/helpdoc.go
+++ b/src/cmd/go/internal/help/helpdoc.go
@@ -829,7 +829,7 @@ line comment that begins
 
 Constraints may appear in any kind of source file (not just Go), but
 they must appear near the top of the file, preceded
-only by blank lines and other line comments. These rules mean that in Go
+only by blank lines and other comments. These rules mean that in Go
 files a build constraint must appear before the package clause.
 
 To distinguish build constraints from package documentation,