pre-req EMF RC1a
diff --git a/releng/maps/dependencies.properties b/releng/maps/dependencies.properties
index 915e1d6..37102ba 100644
--- a/releng/maps/dependencies.properties
+++ b/releng/maps/dependencies.properties
@@ -124,8 +124,8 @@
# EMF XSD SDK will be used for building the distribution
# groupID : emf
-emf.id=2.4.0RC1
-emf.dir.id=S200805201049
+emf.id=2.4.0RC1a
+emf.dir.id=S200805211620
emf.mirror.prefixuri=/modeling/emf/emf/downloads/drops/2.4.0/${emf.dir.id}
emf.file=emf-runtime-${emf.id}.zip