diff --git a/etc/controlDict b/etc/controlDict
index fd7a52a72e90f2d19b667e047371f53019a15dd9..a52db70f3c82a9bb521be33814e611cb887f1f07 100644
--- a/etc/controlDict
+++ b/etc/controlDict
@@ -434,7 +434,7 @@ DebugSwitches
     featureEdgeMesh     0;
     fieldToCell         0;
     file                0;
-    fileName            0;
+    fileName            2;
     filteredLinear      0;
     filteredLinear2     0;
     filteredLinear2V    0;
@@ -542,7 +542,7 @@ DebugSwitches
     layered             0;
     lduInterface        0;
     lduInterfaceField   0;
-    lduMatrix           0;
+    lduMatrix           1;
     lduMesh             0;
     leastSquares        0;
     leastSquaresVectors 0;
@@ -840,7 +840,7 @@ DebugSwitches
     waveTransmissive    0;
     wedge               0;
     weighted            0;
-    word                0;
+    word                2;
     writer              0;
     xmgr                0;
     zeroGradient        0;