diff --git a/src/moby/docker.go b/src/moby/docker.go
index 296a61108..18520387a 100644
--- a/src/moby/docker.go
+++ b/src/moby/docker.go
@@ -22,7 +22,7 @@ import (
 )
 
 func dockerRun(input io.Reader, output io.Writer, trust bool, img string, args ...string) error {
-	log.Debugf("docker run (input): %s", strings.Join(args, " "))
+	log.Debugf("docker run %s (trust=%t) (input): %s", img, trust, strings.Join(args, " "))
 	docker, err := exec.LookPath("docker")
 	if err != nil {
 		return errors.New("Docker does not seem to be installed")
@@ -38,7 +38,7 @@ func dockerRun(input io.Reader, output io.Writer, trust bool, img string, args .
 	pull.Env = env
 	if err := pull.Run(); err != nil {
 		if exitError, ok := err.(*exec.ExitError); ok {
-			return fmt.Errorf("docker pull failed: %v output:\n%s", err, exitError.Stderr)
+			return fmt.Errorf("docker pull %s failed: %v output:\n%s", img, err, exitError.Stderr)
 		}
 		return err
 	}
@@ -51,12 +51,12 @@ func dockerRun(input io.Reader, output io.Writer, trust bool, img string, args .
 
 	if err := cmd.Run(); err != nil {
 		if exitError, ok := err.(*exec.ExitError); ok {
-			return fmt.Errorf("docker run failed: %v output:\n%s", err, exitError.Stderr)
+			return fmt.Errorf("docker run %s failed: %v output:\n%s", img, err, exitError.Stderr)
 		}
 		return err
 	}
 
-	log.Debugf("docker run (input): %s...Done", strings.Join(args, " "))
+	log.Debugf("docker run %s (input): %s...Done", img, strings.Join(args, " "))
 	return nil
 }