diff --git a/pkg/server/app/app.go b/pkg/server/app/app.go
index 49fcfbc55..d2f8f8e19 100644
--- a/pkg/server/app/app.go
+++ b/pkg/server/app/app.go
@@ -179,7 +179,7 @@ func (a *Handler) Start() error {
 	if e := os.Getenv("CAMLI_APP_BINDIR"); e != "" {
 		binPath, err = exec.LookPath(filepath.Join(e, name))
 		if err != nil {
-			log.Printf("%q executable not found in %q", e)
+			log.Printf("%q executable not found in %q", name, e)
 		}
 	}
 	if binPath == "" || err != nil {
diff --git a/pkg/serverinit/devmode.go b/pkg/serverinit/devmode.go
index e4a067bb8..2badfda65 100644
--- a/pkg/serverinit/devmode.go
+++ b/pkg/serverinit/devmode.go
@@ -61,7 +61,7 @@ func (hl *handlerLoader) initPublisherRootNode(ah *app.Handler) error {
 	}
 	camliRoot, ok := appConfig["camliRoot"].(string)
 	if !ok {
-		return fmt.Errorf("camliRoot in publisher app handler appConfig is %T, want string, was %T", appConfig["camliRoot"])
+		return fmt.Errorf("camliRoot in publisher app handler appConfig is %T, want string", appConfig["camliRoot"])
 	}
 	result, err := camliRootQuery(camliRoot)
 	if err == nil && len(result.Blobs) > 0 && result.Blobs[0].Blob.Valid() {
diff --git a/server/camlistored/camlistored.go b/server/camlistored/camlistored.go
index ca7704c05..14343d700 100644
--- a/server/camlistored/camlistored.go
+++ b/server/camlistored/camlistored.go
@@ -176,7 +176,7 @@ func genSelfTLS(listen string) error {
 
 	keyOut, err := os.OpenFile(defKey, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0600)
 	if err != nil {
-		return fmt.Errorf("failed to open %s for writing:", defKey, err)
+		return fmt.Errorf("failed to open %s for writing: %s", defKey, err)
 	}
 	pem.Encode(keyOut, &pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(priv)})
 	keyOut.Close()