diff --git a/main.go b/main.go
index 7c2b9cae0..460c349a9 100644
--- a/main.go
+++ b/main.go
@@ -12,7 +12,8 @@
 import (
 	"fmt"
 	"os"
-	"runtime"
+
+	"github.com/mattn/go-colorable"
 
 	"github.com/kopia/kopia/cli"
 	"github.com/kopia/kopia/repo"
@@ -49,7 +50,8 @@ func initializeLogging(ctx *kingpin.ParseContext) error {
 
 		log.Logger = log.Output(lf)
 	} else {
-		log.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stderr, NoColor: runtime.GOOS == "windows"})
+
+		log.Logger = log.Output(zerolog.ConsoleWriter{Out: colorable.NewColorableStderr()})
 	}
 
 	return nil
diff --git a/manifest/manifest_manager.go b/manifest/manifest_manager.go
index 85e9e9db8..e8a3cd4c0 100644
--- a/manifest/manifest_manager.go
+++ b/manifest/manifest_manager.go
@@ -232,9 +232,7 @@ func (m *Manager) loadManifestBlocks(blocks []block.Info) error {
 			defer wg.Done()
 
 			for blk := range blockIDs {
-				//t0 := time.Now()
 				man, err := m.loadManifestBlock(blk)
-				//log.Debug().Dur("duration", time.Since(t0)).Str("block", blk).Msg("loaded")
 				if err != nil {
 					errors <- err
 				} else {
@@ -254,7 +252,7 @@ func (m *Manager) loadManifestBlocks(blocks []block.Info) error {
 	wg.Wait()
 	close(errors)
 	close(manifests)
-	log.Debug().Dur("duration", time.Since(t0)).Msgf("finished loading blocks.")
+	log.Debug().Dur("duration_ms", time.Since(t0)).Msgf("finished loading blocks.")
 	// if there was any error, forward it
 	if err := <-errors; err != nil {
 		return err
diff --git a/repo/open.go b/repo/open.go
index 69b10e1a1..155d5043f 100644
--- a/repo/open.go
+++ b/repo/open.go
@@ -39,18 +39,22 @@ type Options struct {
 }
 
 // Open opens a Repository specified in the configuration file.
-func Open(ctx context.Context, configFile string, options *Options) (*Repository, error) {
+func Open(ctx context.Context, configFile string, options *Options) (rep *Repository, err error) {
 	t0 := time.Now()
 	log.Debug().Msgf("opening repository from %v", configFile)
 	defer func() {
-		log.Debug().Dur("duration", time.Since(t0)).Msg("opened repository")
+		if err == nil {
+			log.Debug().Dur("duration_ms", time.Since(t0)).Msg("opened repository")
+		} else {
+			log.Error().Dur("duration_ms", time.Since(t0)).Msg("failed to open repository")
+		}
 	}()
 
 	if options == nil {
 		options = &Options{}
 	}
 
-	configFile, err := filepath.Abs(configFile)
+	configFile, err = filepath.Abs(configFile)
 	if err != nil {
 		return nil, err
 	}