diff --git a/backend/src/main/java/ch/xxx/aidoclibchat/adapter/client/OpenLibraryRestClient.java b/backend/src/main/java/ch/xxx/aidoclibchat/adapter/client/OpenLibraryRestClient.java
index a55401f..e337084 100644
--- a/backend/src/main/java/ch/xxx/aidoclibchat/adapter/client/OpenLibraryRestClient.java
+++ b/backend/src/main/java/ch/xxx/aidoclibchat/adapter/client/OpenLibraryRestClient.java
@@ -21,6 +21,7 @@
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Component;
 import org.springframework.web.client.RestClient;
 
@@ -31,6 +32,8 @@ public class OpenLibraryRestClient implements OpenLibraryClient {
 	private static final Logger LOGGER = LoggerFactory.getLogger(OpenLibraryRestClient.class);
 	private final String baseUrl = "https://openlibrary.org/search.json";
 	private final RestClient restClient;
+	@Value("${openlibrary.result-size:10}")
+	private int resultLimit;
 	
 	public OpenLibraryRestClient(RestClient restClient) {
 		this.restClient = restClient;
@@ -44,7 +47,7 @@ public Response apply(Request request) {
 		var paramsStr = List.of(authorOpt, titleOpt, subjectOpt).stream()
 				.filter(Optional::isPresent).map(Optional::get).collect(Collectors.joining("&"));
 		var urlStr = 
-				String.format("%s?%s&limit=10", this.baseUrl, paramsStr);
+				String.format("%s?%s&limit=%d", this.baseUrl, paramsStr, this.resultLimit);
 		LOGGER.info(urlStr);
 		var response = this.restClient.get().uri(urlStr).retrieve().body(Response.class);
 		return response;
diff --git a/backend/src/main/java/ch/xxx/aidoclibchat/adapter/controller/FunctionController.java b/backend/src/main/java/ch/xxx/aidoclibchat/adapter/controller/FunctionController.java
index 3d9f946..df71ef0 100644
--- a/backend/src/main/java/ch/xxx/aidoclibchat/adapter/controller/FunctionController.java
+++ b/backend/src/main/java/ch/xxx/aidoclibchat/adapter/controller/FunctionController.java
@@ -39,7 +39,7 @@ public FunctionController(FunctionService functionService) {
 	
 	@PostMapping(path="/books", produces = MediaType.APPLICATION_JSON_VALUE)
 	public FunctionResult postQuestion(@RequestBody FunctionSearch functionSearch) {
-		return new FunctionResult(this.functionService.functionCall(functionSearch.question(), functionSearch.resultAmount()));
+		return new FunctionResult(this.functionService.functionCall(functionSearch.question()));
 	}
 	
 }
diff --git a/backend/src/main/java/ch/xxx/aidoclibchat/domain/model/dto/FunctionSearch.java b/backend/src/main/java/ch/xxx/aidoclibchat/domain/model/dto/FunctionSearch.java
index 875219a..e5d7b55 100644
--- a/backend/src/main/java/ch/xxx/aidoclibchat/domain/model/dto/FunctionSearch.java
+++ b/backend/src/main/java/ch/xxx/aidoclibchat/domain/model/dto/FunctionSearch.java
@@ -12,4 +12,4 @@
  */
 package ch.xxx.aidoclibchat.domain.model.dto;
 
-public record FunctionSearch(String question, Long resultAmount) { }
+public record FunctionSearch(String question) { }
diff --git a/backend/src/main/java/ch/xxx/aidoclibchat/usecase/service/FunctionService.java b/backend/src/main/java/ch/xxx/aidoclibchat/usecase/service/FunctionService.java
index ef34eff..d08846c 100644
--- a/backend/src/main/java/ch/xxx/aidoclibchat/usecase/service/FunctionService.java
+++ b/backend/src/main/java/ch/xxx/aidoclibchat/usecase/service/FunctionService.java
@@ -39,7 +39,7 @@ public FunctionService(Builder builder) {
 		this.chatClient = builder.build();
 	}
 
-	public String functionCall(String question, Long resultsAmount) {
+	public String functionCall(String question) {
 		if (!this.activeProfile.contains("ollama")) {
 			return "";
 		}
diff --git a/backend/src/main/resources/application.properties b/backend/src/main/resources/application.properties
index 463cd1f..784789e 100644
--- a/backend/src/main/resources/application.properties
+++ b/backend/src/main/resources/application.properties
@@ -39,4 +39,5 @@ management.endpoint.health.show-details=always
 
 embedding-token-limit=2000
 document-token-limit=2000
-image.result-size=20
\ No newline at end of file
+image.result-size=20
+openlibrary.result-size=10
\ No newline at end of file
diff --git a/frontend/src/angular/src/app/function-search/function-search.component.ts b/frontend/src/angular/src/app/function-search/function-search.component.ts
index 4605650..7daf5d8 100644
--- a/frontend/src/angular/src/app/function-search/function-search.component.ts
+++ b/frontend/src/angular/src/app/function-search/function-search.component.ts
@@ -98,8 +98,7 @@ export class FunctionSearchComponent {
       );
     this.functionSearchService
       .postLibraryFunction({
-        question: this.searchValueControl.value,
-        resultAmount: 10,
+        question: this.searchValueControl.value
       } as FunctionSearch)
       .pipe(
         tap(() => this.repeatSub?.unsubscribe()),
diff --git a/frontend/src/angular/src/app/model/functions.ts b/frontend/src/angular/src/app/model/functions.ts
index f82cc77..e0fd20e 100644
--- a/frontend/src/angular/src/app/model/functions.ts
+++ b/frontend/src/angular/src/app/model/functions.ts
@@ -12,7 +12,6 @@
  */
 export interface FunctionSearch {
   question: string;
-  resultAmount: number;
 }
 
 export interface Book {