diff --git a/bin/tools/RunFunctions b/bin/tools/RunFunctions
index 093c6ed037..3632a62d76 100644
--- a/bin/tools/RunFunctions
+++ b/bin/tools/RunFunctions
@@ -28,6 +28,11 @@
 #     Miscellaneous functions for running tutorial cases
 #------------------------------------------------------------------------------
 
+getNumberOfProcessors()
+{
+    sed -ne 's/^numberOfSubdomains *\(.*\);/\1/p' system/decomposeParDict
+}
+
 getApplication()
 {
     sed -ne 's/^ *application *\([a-zA-Z]*\) *;.*$/\1/p' system/controlDict