diff --git a/src/runtime/pprof/pprof.go b/src/runtime/pprof/pprof.go
index 53ebc88a8c..c56d553718 100644
--- a/src/runtime/pprof/pprof.go
+++ b/src/runtime/pprof/pprof.go
@@ -10,8 +10,7 @@ import (
 
 var ErrUnimplemented = errors.New("runtime/pprof: unimplemented")
 
-type Profile struct {
-}
+type Profile struct{}
 
 func StartCPUProfile(w io.Writer) error {
 	return nil
@@ -28,6 +27,18 @@ func Lookup(name string) *Profile {
 	return nil
 }
 
+func (p *Profile) Name() string {
+	return ""
+}
+
+func (p *Profile) Count() int {
+	return 0
+}
+
 func (p *Profile) WriteTo(w io.Writer, debug int) error {
 	return ErrUnimplemented
 }
+
+func Profiles() []*Profile {
+	return nil
+}
diff --git a/src/runtime/trace/trace.go b/src/runtime/trace/trace.go
new file mode 100644
index 0000000000..31cdbc33cb
--- /dev/null
+++ b/src/runtime/trace/trace.go
@@ -0,0 +1,13 @@
+// Stubs for the runtime/trace package
+package trace
+
+import (
+	"errors"
+	"io"
+)
+
+func Start(w io.Writer) error {
+	return errors.New("not implemented")
+}
+
+func Stop() {}