diff --git a/backend/src/main/java/org/raddatz/familienarchiv/dto/DocumentSearchResult.java b/backend/src/main/java/org/raddatz/familienarchiv/dto/DocumentSearchResult.java
index b7b59d68..525dec84 100644
--- a/backend/src/main/java/org/raddatz/familienarchiv/dto/DocumentSearchResult.java
+++ b/backend/src/main/java/org/raddatz/familienarchiv/dto/DocumentSearchResult.java
@@ -8,7 +8,9 @@ import java.util.Map;
 import java.util.UUID;
 
 public record DocumentSearchResult(
+        @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
         List<Document> documents,
+        @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
         long total,
         @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
         Map<UUID, SearchMatchData> matchData
diff --git a/backend/src/test/java/org/raddatz/familienarchiv/dto/DocumentSearchResultTest.java b/backend/src/test/java/org/raddatz/familienarchiv/dto/DocumentSearchResultTest.java
index 3802daf9..7f2292f9 100644
--- a/backend/src/test/java/org/raddatz/familienarchiv/dto/DocumentSearchResultTest.java
+++ b/backend/src/test/java/org/raddatz/familienarchiv/dto/DocumentSearchResultTest.java
@@ -1,5 +1,6 @@
 package org.raddatz.familienarchiv.dto;
 
+import io.swagger.v3.oas.annotations.media.Schema;
 import org.junit.jupiter.api.Test;
 import org.raddatz.familienarchiv.model.Document;
 import org.raddatz.familienarchiv.model.DocumentStatus;
@@ -50,4 +51,18 @@ class DocumentSearchResultTest {
         assertThat(result.matchData()).isEmpty();
         assertThat(result.total()).isEqualTo(1L);
     }
+
+    @Test
+    void documents_component_is_annotated_as_required_in_openapi_schema() throws NoSuchFieldException {
+        Schema schema = DocumentSearchResult.class.getDeclaredField("documents").getAnnotation(Schema.class);
+        assertThat(schema).isNotNull();
+        assertThat(schema.requiredMode()).isEqualTo(Schema.RequiredMode.REQUIRED);
+    }
+
+    @Test
+    void total_component_is_annotated_as_required_in_openapi_schema() throws NoSuchFieldException {
+        Schema schema = DocumentSearchResult.class.getDeclaredField("total").getAnnotation(Schema.class);
+        assertThat(schema).isNotNull();
+        assertThat(schema.requiredMode()).isEqualTo(Schema.RequiredMode.REQUIRED);
+    }
 }