diff --git a/oomph/LinguaFrancaEpoch.setup b/oomph/LinguaFrancaEpoch.setup
index 2936731..8e4ca9e 100644
--- a/oomph/LinguaFrancaEpoch.setup
+++ b/oomph/LinguaFrancaEpoch.setup
@@ -473,7 +473,12 @@
         <requirement
             name="com.fasterxml.jackson.core.jackson-databind"/>
         <requirement
-            name="org.lflang.epoch.external.dependencies"/>
+            name="org.antlr.runtime"
+            versionRange="(4.7.2,4.8.0]"/>
+        <requirement
+            name="org.lflang.epoch.mirror.json"/>
+        <requirement
+            name="org.lflang.epoch.mirror.kotlin"/>
         <repositoryList
             name="DefaultRepositories">
           <repository