diff --git a/pom.xml b/pom.xml
index 1c68b34..35ef47a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -8,4 +8,8 @@
     <artifactId>Pracownia2020-2021</artifactId>
     <version>1.0-SNAPSHOT</version>
 
+    <properties>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
+    </properties>
 </project>
\ No newline at end of file