diff --git a/llm-rag-with-langchain4j-spring-boot/pom.xml b/llm-rag-with-langchain4j-spring-boot/pom.xml
index 2aa68e5..44ca93d 100644
--- a/llm-rag-with-langchain4j-spring-boot/pom.xml
+++ b/llm-rag-with-langchain4j-spring-boot/pom.xml
@@ -16,7 +16,7 @@
 
     <properties>
         <java.version>17</java.version>
-        <langchain4j.version>0.29.0</langchain4j.version>
+        <langchain4j.version>0.28.0</langchain4j.version>
         <spotless.version>2.43.0</spotless.version>
     </properties>