diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f65ab7e..c642b897 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -23,8 +23,8 @@ will consitute of a breaking change warranting a new major release:
 
 ## Fixed
 
-- CFDP low level protocol bugfix. Requires fsfw update and tmtc update.
 - Important bugfixes for PTME. See `q7s-package` CHANGELOG.
+- Fixed H parameter in SUS converter from 1 mm to 2.5 mm.
 
 ## Changed
 
diff --git a/mission/controller/acs/SusConverter.h b/mission/controller/acs/SusConverter.h
index db72f498..8a6c279b 100644
--- a/mission/controller/acs/SusConverter.h
+++ b/mission/controller/acs/SusConverter.h
@@ -25,7 +25,7 @@ class SusConverter {
 
   static constexpr float S = 0.03;  // S=[mm] gap between diodes
   static constexpr float D = 5;     // D=[mm] edge length of the quadratic aperture
-  static constexpr float H = 1;     // H=[mm] distance between diodes and aperture
+  static constexpr float H = 2.5;   // H=[mm] distance between diodes and aperture
 
   AcsParameters acsParameters;
 };