diff --git a/Z4c/schedule.ccl b/Z4c/schedule.ccl
index b748ec45..84a2d90e 100644
--- a/Z4c/schedule.ccl
+++ b/Z4c/schedule.ccl
@@ -247,14 +247,6 @@ SCHEDULE Z4c_RHS IN Z4c_RHSGroup
   WRITES: Theta_rhs(interior)
   WRITES: alphaG_rhs(interior)
   WRITES: betaG_rhs(interior)
-  SYNC: chi_rhs
-  SYNC: gamma_tilde_rhs
-  SYNC: K_hat_rhs
-  SYNC: A_tilde_rhs
-  SYNC: Gam_tilde_rhs
-  SYNC: Theta_rhs
-  SYNC: alphaG_rhs
-  SYNC: betaG_rhs
 } "Calculate Z4c RHS"
 
 if (CCTK_Equals(boundary_conditions, "NewRadX")) {
@@ -269,14 +261,14 @@ if (CCTK_Equals(boundary_conditions, "NewRadX")) {
     READS: Theta(everywhere)
     READS: alphaG(everywhere)
     READS: betaG(everywhere)
-    READS: chi_rhs(everywhere)
-    READS: gamma_tilde_rhs(everywhere)
-    READS: K_hat_rhs(everywhere)
-    READS: A_tilde_rhs(everywhere)
-    READS: Gam_tilde_rhs(everywhere)
-    READS: Theta_rhs(everywhere)
-    READS: alphaG_rhs(everywhere)
-    READS: betaG_rhs(everywhere)
+    READS: chi_rhs(interior)
+    READS: gamma_tilde_rhs(interior)
+    READS: K_hat_rhs(interior)
+    READS: A_tilde_rhs(interior)
+    READS: Gam_tilde_rhs(interior)
+    READS: Theta_rhs(interior)
+    READS: alphaG_rhs(interior)
+    READS: betaG_rhs(interior)
     WRITES: chi_rhs(interior)
     WRITES: gamma_tilde_rhs(interior)
     WRITES: K_hat_rhs(interior)