diff --git a/bfcodegen/csid-generate.go b/bfcodegen/csid-generate.go
index fb63499..e23587b 100644
--- a/bfcodegen/csid-generate.go
+++ b/bfcodegen/csid-generate.go
@@ -264,7 +264,7 @@ func fmtCSIDOutput(cs string, ids []CSIDDef, pkgname string) string {
 	str += `	checkstr := string(idCharset[checksum%idCharsetLen])` + "\n"
 	str += "\n"
 	str += `	if !strings.HasSuffix(value, checkstr) {` + "\n"
-	str += `		return exerr.New(exerr.ErrInvalidCSID, "id checkstring is invalid").Str("value", value).Str("checkstr", checkstr).Build()` + "\n"
+	str += `		return exerr.New(exerr.TypeInvalidCSID, "id checkstring is invalid").Str("value", value).Str("checkstr", checkstr).Build()` + "\n"
 	str += `	}` + "\n"
 	str += "\n"
 	str += `	return nil` + "\n"
diff --git a/goextVersion.go b/goextVersion.go
index 7e9aa22..ac590ae 100644
--- a/goextVersion.go
+++ b/goextVersion.go
@@ -1,5 +1,5 @@
 package goext
 
-const GoextVersion = "0.0.290"
+const GoextVersion = "0.0.291"
 
-const GoextVersionTimestamp = "2023-10-26T13:01:58+0200"
+const GoextVersionTimestamp = "2023-10-26T13:02:45+0200"