diff --git a/src/MDConcLicenses.php b/src/MDConcLicenses.php
index c7e342a..cd80ed0 100644
--- a/src/MDConcLicenses.php
+++ b/src/MDConcLicenses.php
@@ -19,6 +19,13 @@ final class MDConcLicenses implements MDImporterConcordanceListInterface {
         "CC0 1.0" => "CC0",
         "CC 0 1.0" => "CC0",
         "CC_0 1.0" => "CC0",
+        "CC0 1.0 Foto: SKKG 2020" => "CC0",
+        "CC0 1.0 Foto: SKKG 2021" => "CC0",
+        "CC0 1.0 Foto: SKKG 2022" => "CC0",
+        "CC0 1.0 Foto: SKKG 2023" => "CC0",
+        "CC0 1.0 Foto: SKKG 2024" => "CC0",
+        "CC0 1.0 Foto: SKKG 2025" => "CC0",
+        "CC0 1.0 Foto: SKKG 2026" => "CC0",
         "CC0 1.0 Universell" => "CC0",
         "CC0 1.0 Universell (CC0 1.0)" => "CC0",
         "kein Copyright / Public domain (CC0 1.0)" => "CC0",
@@ -36,6 +43,9 @@ final class MDConcLicenses implements MDImporterConcordanceListInterface {
         "CC_BY 4.0" => "CC BY",
         "CC-BY 4.0" => "CC BY",
         "CC.BY 4.0" => "CC BY",
+        "CC BY 4.0 Erbengemeinschaft Hans Jörg LimbachFoto: SKKG 2022" => "CC BY",
+        "CC BY 4.0 Erbengemeinschaft Hans Jörg LimbachFoto: SKKG 2023" => "CC BY",
+        "CC BY 4.0 Erbengemeinschaft Hans Jörg Limbach" => "CC BY",
         "http://creativecommons.org/licenses/by/4.0" => "CC BY",
         "http://creativecommons.org/licenses/by/4.0/" => "CC BY",
         "http://creativecommons.org/licenses/by/4.0/de" => "CC BY",