diff --git a/applications/utilities/mesh/generation/extrude2DMesh/extrude2DMeshDict b/applications/utilities/mesh/generation/extrude2DMesh/extrude2DMeshDict
index 81ba1ed03d..ce30c3e22b 100644
--- a/applications/utilities/mesh/generation/extrude2DMesh/extrude2DMeshDict
+++ b/applications/utilities/mesh/generation/extrude2DMesh/extrude2DMeshDict
@@ -10,12 +10,6 @@ FoamFile
 {
     version         2.0;
     format          ascii;
-
-    root            "";
-    case            "";
-    instance        "";
-    local           "";
-
     class           dictionary;
     object          extrude2DMeshDict;
 }
diff --git a/tutorials/mesh/foamyHexMesh/blob/system/controlDict b/tutorials/mesh/foamyHexMesh/blob/system/controlDict
index dd9c52edbe..1d02e002f8 100644
--- a/tutorials/mesh/foamyHexMesh/blob/system/controlDict
+++ b/tutorials/mesh/foamyHexMesh/blob/system/controlDict
@@ -10,12 +10,6 @@ FoamFile
 {
     version         2.0;
     format          ascii;
-
-    root            "";
-    case            "";
-    instance        "";
-    local           "";
-
     class           dictionary;
     object          controlDict;
 }
diff --git a/tutorials/mesh/foamyHexMesh/flange/system/controlDict b/tutorials/mesh/foamyHexMesh/flange/system/controlDict
index 3771e506d8..85501f0f57 100644
--- a/tutorials/mesh/foamyHexMesh/flange/system/controlDict
+++ b/tutorials/mesh/foamyHexMesh/flange/system/controlDict
@@ -10,12 +10,6 @@ FoamFile
 {
     version         2.0;
     format          ascii;
-
-    root            "";
-    case            "";
-    instance        "";
-    local           "";
-
     class           dictionary;
     object          controlDict;
 }