diff --git a/config.toml b/config.toml
index 2147735..1c182cd 100644
--- a/config.toml
+++ b/config.toml
@@ -16,10 +16,10 @@ license.code = "MIT-0"
 # Digital Object Identifier (DOI)
 
 doi.data.concept = "10.5281/zenodo.3942742" # checked
-doi.data.version = "10.5281/zenodo.6982046"
+doi.data.version = "10.5281/zenodo.6982046" # checked
 
 doi.software.concept = "10.5281/zenodo.4705864" # checked
-doi.software.version = "10.5281/zenodo.6982047"
+doi.software.version = "10.5281/zenodo.6982047" # checked
 
 doi.personendaten = "10.5281/zenodo.4568682"
 doi.aktenzeichen = "10.5281/zenodo.4569564"