diff --git a/jparsec-workshop/pom.xml b/jparsec-workshop/pom.xml
old mode 100755
new mode 100644
index 15abe645..7d840a56
--- a/jparsec-workshop/pom.xml
+++ b/jparsec-workshop/pom.xml
@@ -26,7 +26,7 @@
     <dependency>
       <groupId>org.assertj</groupId>
       <artifactId>assertj-core</artifactId>
-      <version>1.5.0</version>
+      <version>3.27.7</version>
     </dependency>
 
   </dependencies>