diff --git a/configure.ac b/configure.ac
index 82fe5e1759600252fa0f614c9d755b4ddae3e089..8537ad60a113fc431ac5855b493e61b26dac35f6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -67,6 +67,9 @@ case "$with_subgrid" in
 	with_subgrid_chemistry=gear
 	with_subgrid_hydro=gadget2
 	;;
+   eagle)
+	with_subgrid_cooling=EAGLE
+	with_subgrid_chemistry=EAGLE
    *)
       AC_MSG_ERROR([Unknown subgrid: $with_subgrid])
       ;;