diff --git a/spring-ai-ollama-showcase/pom.xml b/spring-ai-ollama-showcase/pom.xml
index 3390caa..8e54f02 100644
--- a/spring-ai-ollama-showcase/pom.xml
+++ b/spring-ai-ollama-showcase/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>io.github.wimdeblauwe</groupId>
             <artifactId>htmx-spring-boot-thymeleaf</artifactId>
-            <version>3.5.1</version>
+            <version>4.0.0</version>
         </dependency>
         <dependency>
             <groupId>org.flywaydb</groupId>
diff --git a/spring-ai-openai-showcase/pom.xml b/spring-ai-openai-showcase/pom.xml
index 7d601f7..637a81f 100644
--- a/spring-ai-openai-showcase/pom.xml
+++ b/spring-ai-openai-showcase/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>io.github.wimdeblauwe</groupId>
             <artifactId>htmx-spring-boot-thymeleaf</artifactId>
-            <version>3.5.1</version>
+            <version>4.0.0</version>
         </dependency>
         <dependency>
             <groupId>org.flywaydb</groupId>