diff --git a/pom.xml b/pom.xml
index 32b305b0f6485be115f7f1cd5ddfd8d855e23e63..70304147618637bf4a2aa96574407b36e4709236 100644
--- a/pom.xml
+++ b/pom.xml
@@ -487,8 +487,8 @@
         <configuration>
           <links>
             <link>http://docs.oracle.com/javase/8/docs/api/</link>
-            <link>https://hipparchus.org/apidocs/</link>
-            <link>https://www.orekit.org/site-orekit-${rugged.orekit.version}/apidocs/</link>
+            <link>http://hipparchus.org/apidocs/</link>
+            <link>http://www.orekit.org/site-orekit-${rugged.orekit.version}/apidocs/</link>
           </links>
           <charset>${project.reporting.outputEncoding}</charset>
         </configuration>