--- bc-java-r1rv74/ant/bc+-build.xml	2023-06-20 19:05:22.282198904 +0200
+++ bc-java-r1rv74/ant/bc+-build.xml	2023-06-20 19:05:37.274299814 +0200
@@ -245,8 +245,8 @@
             <element name="docElements" />
             <sequential>
             <mkdir dir="@{docsDir}" />
-            <javadoc maxmemory="384m" sourcepath="@{srcDir}"
-                     destdir="@{docsDir}"
+            <javadoc maxmemory="384m" sourcepath="@{srcDir}" source="${bc.javac.source}"
+                     destdir="@{docsDir}" encoding="utf-8"
                      windowtitle="Bouncy Castle Library ${release.name} API Specification"
                      header="&lt;b&gt;Bouncy Castle Cryptography Library ${release.name}&lt;/b&gt;">
                 <docElements/>