diff --git a/release.notes.4.0 b/release.notes.4.0
index 43633086ed..f0d4fdf8be 100644
--- a/release.notes.4.0
+++ b/release.notes.4.0
@@ -8,6 +8,8 @@ fixes that are available in NWChem Version 4.0. When there is a conflict
 between the release notes and the User Manual, the User Manual takes
 precedence. 
 
+The changes for version 4.0.1 are listed at the bottom of this file.
+
 The TITLE directive is no longer backward compatible.  The syntax is
 title <string title>
 
@@ -262,3 +264,19 @@ http://www.emsl.pnl.gov:2080/docs/nwchem/support/NWChem_FAQ.html
 
 A list of Known Bugs is available at
 http://www.emsl.pnl.gov:2080/docs/nwchem/support/known_bugs.4.0.html
+
+List of Release 4.0.1 changes in the source and binary download files:
+
+  o Fix for PeIGS so cross-compiling works on SP systems.
+  o PSPW now works on HP
+  o Fix for PSPW simulations of charged system
+  o Level shift is now excluded from DFT unoccupied orbital energies 
+  o Fix for reading cartesian hessian from a previous frequency calculation
+    when run in parallel
+  o QM MD restarts no longer fail under MPI
+  o MD restart files are no longer overwritten
+  o Order of variables for the LINK card in the PDB file is now correct
+  o COSMO gradients are now always calculated numerically.
+  o UDFT calculations with COSMO behave better.
+  o NWChem now dies gracefully when COSMO is run with either spherical
+    basis functions or with ECPs.