diff --git a/pom.xml b/pom.xml
index e02a901..1c8186c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -105,7 +105,7 @@
         <dependency>
             <groupId>io.temporal</groupId>
             <artifactId>temporal-sdk</artifactId>
-            <version>1.28.0</version>
+            <version>1.28.4</version>
         </dependency>
         <dependency>
             <groupId>org.keycloak</groupId>