diff --git a/sd1d.cxx b/sd1d.cxx
index eb0fd70..58d84ab 100644
--- a/sd1d.cxx
+++ b/sd1d.cxx
@@ -1707,6 +1707,9 @@ class SD1D : public PhysicsModel {
 
     state["SD1D_REVISION"].force(sd1d::version::revision);
 
+    // Ensure that metrics are updated
+    mesh->getCoordinates()->outputVars(state);
+
     // Write normalisation constants
 
     BoutReal Pnorm = SI::qe * Tnorm * Nnorm; // Pressure normalisation