diff --git a/docs/source/release/v3.12.0/muon.rst b/docs/source/release/v3.12.0/muon.rst
index a483c50744cac7f25366e1e04479626c847b3e3f..a239975861e6184329b4856e6b2ec13668d41d23 100644
--- a/docs/source/release/v3.12.0/muon.rst
+++ b/docs/source/release/v3.12.0/muon.rst
@@ -21,6 +21,7 @@ Interface
 - Results table in Muon Analysis now sets relevant columns to numeric. 
 - The Frequency Domain Analysis GUI now uses :ref:`CalMuonDetectorPhases <algm-CalMuonDetectorPhases>` to create the phase table for PhaseQuad FFTs. 
 - The Frequency Domain Analysis GUI now uses :ref:`MuonMaxent <algm-MuonMaxent>` to calculate the frequency spectrum in MaxEnt mode.  
+- The period display no longer becomes blank when changing the period selection in multiple fitting mode. 
 
 Algorithms
 ----------