diff --git a/ai-opensearch-langchain4j/pom.xml b/ai-opensearch-langchain4j/pom.xml
index 34cb8b8..e7f251a 100644
--- a/ai-opensearch-langchain4j/pom.xml
+++ b/ai-opensearch-langchain4j/pom.xml
@@ -20,7 +20,7 @@
         <maven.compiler.target>17</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
-        <langchain4j.version>0.28.0</langchain4j.version>
+        <langchain4j.version>0.29.0</langchain4j.version>
         <tinylog.version>2.7.0</tinylog.version>
     </properties>
 
diff --git a/llm-rag-with-langchain4j-spring-boot/pom.xml b/llm-rag-with-langchain4j-spring-boot/pom.xml
index 44ca93d..2aa68e5 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>0.28.0</langchain4j.version>
+        <langchain4j.version>0.29.0</langchain4j.version>
         <spotless.version>2.43.0</spotless.version>
     </properties>
 
diff --git a/pgvector-langchain4j/pom.xml b/pgvector-langchain4j/pom.xml
index 0046d10..61e2d1a 100644
--- a/pgvector-langchain4j/pom.xml
+++ b/pgvector-langchain4j/pom.xml
@@ -12,7 +12,7 @@
         <maven.compiler.source>17</maven.compiler.source>
         <maven.compiler.target>17</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <langchain4j.version>0.28.0</langchain4j.version>
+        <langchain4j.version>0.29.0</langchain4j.version>
     </properties>
 
     <dependencies>