diff --git a/applications/utilities/miscellaneous/foamDebugSwitches/Allwmake b/applications/utilities/miscellaneous/foamDebugSwitches/Allwmake
new file mode 100755
index 0000000000000000000000000000000000000000..edc1f5f0dd9da826762286fbb5f8cebe1ba3abcb
--- /dev/null
+++ b/applications/utilities/miscellaneous/foamDebugSwitches/Allwmake
@@ -0,0 +1,11 @@
+#!/bin/sh
+cd ${0%/*} || exit 1    # run from this directory
+
+if [ -f "$FFTW_ARCH_PATH/include/fftw3.h" ] || \
+   [ "${FFTW_ARCH_PATH##*-}" = system -a -f "/usr/include/fftw3.h" ]
+then
+    export LINK_FLAGS="-lrandomProcesses"
+fi
+wmake
+
+#------------------------------------------------------------------------------
diff --git a/applications/utilities/miscellaneous/foamDebugSwitches/Make/options b/applications/utilities/miscellaneous/foamDebugSwitches/Make/options
index 0a415b6bfbd4a1a947ba3cdf1719e1f978ffb34c..14779c373572b127ba8d2b9680177e7af53e915d 100644
--- a/applications/utilities/miscellaneous/foamDebugSwitches/Make/options
+++ b/applications/utilities/miscellaneous/foamDebugSwitches/Make/options
@@ -1,4 +1,5 @@
 EXE_LIBS = \
+    $(LINK_FLAGS) \
     -lsnappyHexMesh \
     -lbarotropicCompressibilityModel \
     -lsolidThermo \
@@ -41,7 +42,6 @@ EXE_LIBS = \
     -lOpenFOAM \
     -lpotential \
     -lradiationModels \
-    -lrandomProcesses \
     -lreactionThermophysicalModels \
     -lreconstruct \
     -lsampling \