diff --git a/etc/bashrc b/etc/bashrc
index 69f709eec..700599f27 100644
--- a/etc/bashrc
+++ b/etc/bashrc
@@ -32,7 +32,7 @@
 #------------------------------------------------------------------------------
 
 export WM_PROJECT=OpenFOAM
-export WM_PROJECT_VERSION=4.0
+export WM_PROJECT_VERSION=4.x
 
 ################################################################################
 # USER EDITABLE PART: Changes made here may be lost with the next upgrade
diff --git a/etc/cshrc b/etc/cshrc
index 7b9bbbd5e..a7e9f4928 100644
--- a/etc/cshrc
+++ b/etc/cshrc
@@ -31,7 +31,7 @@
 #------------------------------------------------------------------------------
 
 setenv WM_PROJECT OpenFOAM
-setenv WM_PROJECT_VERSION 4.0
+setenv WM_PROJECT_VERSION 4.x
 
 ################################################################################
 # USER EDITABLE PART: Changes made here may be lost with the next upgrade