diff --git a/src/MDConcOwnershipStatus.php b/src/MDConcOwnershipStatus.php
index 1aad4db..babfe02 100644
--- a/src/MDConcOwnershipStatus.php
+++ b/src/MDConcOwnershipStatus.php
@@ -15,6 +15,7 @@ final class MDConcOwnershipStatus implements MDImporterConcordanceListInterface
 
         // 0: No known entry type
         "Geschenk" => "owned",
+        "Besitz" => "owned",
         "Dauerleihe" => "permanent_loan",
         "Dauerleihgabe" => "permanent_loan",
         "Kauf" => "owned",
diff --git a/src/MDConcTitleTypes.php b/src/MDConcTitleTypes.php
index e6a0aac..8cfcb7b 100644
--- a/src/MDConcTitleTypes.php
+++ b/src/MDConcTitleTypes.php
@@ -19,6 +19,7 @@ final class MDConcTitleTypes implements MDImporterConcordanceListInterface {
 
         // Scientific names
         "Science" => "Science",
+        "Wissenschaft" => "Science",
 
         // Everyday speech
         "Everyday speech" => "Everyday speech",