diff --git a/WHATSNEW b/WHATSNEW
index f17767af7..cff8edbf5 100644
--- a/WHATSNEW
+++ b/WHATSNEW
@@ -13,6 +13,9 @@ Changes that could break older environments:
 Fixed bugs:
 -----------
 
+ * Removed buggy duplicate JAR list in RPM mode.
+   Bugzilla Report 52556.
+
  * Launcher fixed to pass the right class loader parent.
    Bugzilla Report 48633.
 
diff --git a/src/script/ant b/src/script/ant
index 0dc84e045..11c1b598c 100644
--- a/src/script/ant
+++ b/src/script/ant
@@ -176,10 +176,7 @@ if $rpm_mode && [ -x /usr/bin/build-classpath ] ; then
         *.rpmnew) ;;
         *)
           for dep in `cat "$file"`; do
-            case "$OPT_JAR_LIST" in
-            *"$dep"*) ;;
-            *) OPT_JAR_LIST="$OPT_JAR_LIST${OPT_JAR_LIST:+ }$dep"
-            esac
+            OPT_JAR_LIST="$OPT_JAR_LIST${OPT_JAR_LIST:+ }$dep"
           done
         esac
       fi