diff --git a/src/test/java/net/hostsharing/hsadminng/hs/office/migration/ImportOfficeTables.java b/src/test/java/net/hostsharing/hsadminng/hs/office/migration/ImportOfficeTables.java
index c9119da2..00eaf1fa 100644
--- a/src/test/java/net/hostsharing/hsadminng/hs/office/migration/ImportOfficeTables.java
+++ b/src/test/java/net/hostsharing/hsadminng/hs/office/migration/ImportOfficeTables.java
@@ -82,7 +82,7 @@ public class ImportOfficeTables extends ContextBasedTest {
 
         try (Reader reader = resourceReader("migration/business-partners.csv")) {
             final var lines = readAllLines(reader);
-            importBusinessPartners(lines.get(0), withoutFirstElement(lines));
+            importBusinessPartners(justHeader(lines), withoutHeader(lines));
         } catch (Exception e) {
             throw new RuntimeException(e);
         }
@@ -101,7 +101,7 @@ public class ImportOfficeTables extends ContextBasedTest {
 
         try (Reader reader = resourceReader("migration/contacts.csv")) {
             final var lines = readAllLines(reader);
-            importContacts(lines.get(0), withoutFirstElement(lines));
+            importContacts(justHeader(lines), withoutHeader(lines));
         } catch (Exception e) {
             throw new RuntimeException(e);
         }
@@ -150,7 +150,7 @@ public class ImportOfficeTables extends ContextBasedTest {
 
         try (Reader reader = resourceReader("migration/sepa-mandates.csv")) {
             final var lines = readAllLines(reader);
-            importSepaMandates(lines.get(0), withoutFirstElement(lines));
+            importSepaMandates(justHeader(lines), withoutHeader(lines));
         } catch (Exception e) {
             throw new RuntimeException(e);
         }
@@ -431,7 +431,11 @@ public class ImportOfficeTables extends ContextBasedTest {
         return Files.newBufferedReader(filePath);
     }
 
-    private List<String[]> withoutFirstElement(final List<String[]> records) {
+    private static String[] justHeader(final List<String[]> lines) {
+        return lines.get(0);
+    }
+
+    private List<String[]> withoutHeader(final List<String[]> records) {
         return records.subList(1, records.size()-1);
     }