--- a/pkg/controllers/pwreset.go	Wed Jul 17 11:30:21 2019 +0200
+++ b/pkg/controllers/pwreset.go	Wed Jul 17 11:34:37 2019 +0200
@@ -82,9 +82,9 @@
 const pwResetRole = "sys_admin"
 
 var (
-	errTooMuchPasswordResets = errors.New("Too many password resets")
-	errNoSuchUser            = errors.New("User does not exist")
-	errInvalidUser           = errors.New("Invalid user")
+	errTooMuchPasswordResets = errors.New("too many password resets")
+	errNoSuchUser            = errors.New("user does not exist")
+	errInvalidUser           = errors.New("invalid user")
 )
 
 var (
@@ -285,7 +285,7 @@
 			err = tx.QueryRowContext(ctx, findRequestSQL, hash).Scan(&user)
 			switch {
 			case err == sql.ErrNoRows:
-				return errors.New("This URL is no longer valid.")
+				return errors.New("this URL is no longer valid")
 			case err != nil:
 				return err
 			}
@@ -295,7 +295,7 @@
 				return err
 			}
 			if n, err2 := res.RowsAffected(); err2 == nil && n == 0 {
-				return errors.New("User not found")
+				return errors.New("user not found")
 			}
 			if _, err = tx.ExecContext(ctx, deleteRequestSQL, hash); err != nil {
 				return err

--- a/pkg/controllers/srimports.go	Wed Jul 17 11:30:21 2019 +0200
+++ b/pkg/controllers/srimports.go	Wed Jul 17 11:34:37 2019 +0200
@@ -105,7 +105,7 @@
 		case "false", "0":
 			negateZ = false
 		default:
-			return fmt.Errorf("Unknown negate-z '%s'", v)
+			return fmt.Errorf("unknown negate-z '%s'", v)
 		}
 		sr.NegateZ = &negateZ
 	}
@@ -118,7 +118,7 @@
 		case "false", "0", "multibeam", "multi-beam":
 			singleBeam = false
 		default:
-			return fmt.Errorf("Unknown single-beam '%s'", v)
+			return fmt.Errorf("unknown single-beam '%s'", v)
 		}
 		sr.SingleBeam = &singleBeam
 	}