diff --git a/release.notes.4.1 b/release.notes.4.1
index 3f2a5443af..e342da7ee8 100644
--- a/release.notes.4.1
+++ b/release.notes.4.1
@@ -178,21 +178,30 @@ PSPW:
 
 Prepare:
 
-  o 
-  o 
-  o 
+  o Default force field changed to AMBER99
+  o New potential of mean force options, e.g. including bias correction, 
+    constraint contributions, definitions in terms of centers of geometry, 
+    automatic application of alignment pmf to each equivalent molecules, 
+    automatic application of xy-plane pmf to all equivalent atoms
+  o Repeat option in PDB export, including inversion, randomization
+  o Number of database levels increased from 4 to 6
 
 MD: 
 
-  o 
-  o 
-  o 
+  o Recording to trajectory file of forces, induced dipoles
+  o History recorded on restart file
+  o System collapse option
+  o Additional properties: e.g. radius of gyration, moment of inertia
 
 Analysis:
 
-  o 
-  o 
-  o 
+  o Analysis options for groups of atoms: bond, angle, torsion
+  o Automatic rotation option for POV trajectory files
+
+QM/MM:
+
+  o New link atom treatment
+  o New options for Bq treatment link atom neighbor atoms
 
 Integral changes: