diff --git a/core/pom.xml b/core/pom.xml
index 8fae9cb..b0bd9e0 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>pl.wmsdev</groupId>
     <artifactId>usos4j</artifactId>
-    <version>1.1.0</version>
+    <version>1.1.1</version>
     <name>usos4j</name>
     <description>Java client for USOS API</description>
     <url>https://github.com/WMS-DEV/usos4j</url>
diff --git a/integration-tests/pom.xml b/integration-tests/pom.xml
index 7e9d722..a800645 100644
--- a/integration-tests/pom.xml
+++ b/integration-tests/pom.xml
@@ -17,7 +17,7 @@
         <dependency>
             <groupId>pl.wmsdev</groupId>
             <artifactId>usos4j</artifactId>
-            <version>1.1.0</version>
+            <version>1.1.1</version>
         </dependency>
         <dependency>
             <groupId>org.projectlombok</groupId>