diff --git a/CHANGELOG.md b/CHANGELOG.md
index 29bea1bd..5204c945 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -20,6 +20,10 @@ will consitute of a breaking change warranting a new major release:
 
 - Increased the maximum number of scheduled telecommands from 500 to 4000. Merry Christmas!
 
+## Fixed
+
+- Faulty mapping of input values for QUEST algorithm.
+
 # [v7.5.0] 2023-12-06
 
 - `eive-tmtc` v5.12.0
diff --git a/fsfw b/fsfw
index 48bcce65..e64e8b27 160000
--- a/fsfw
+++ b/fsfw
@@ -1 +1 @@
-Subproject commit 48bcce65b19f134658cdd9921069bfc0bf953e28
+Subproject commit e64e8b274d436502d5c5b87865b9006e52e4b1aa
diff --git a/mission/controller/acs/AttitudeEstimation.cpp b/mission/controller/acs/AttitudeEstimation.cpp
index e287b22f..5e07642f 100644
--- a/mission/controller/acs/AttitudeEstimation.cpp
+++ b/mission/controller/acs/AttitudeEstimation.cpp
@@ -24,10 +24,10 @@ void AttitudeEstimation::quest(acsctrl::SusDataProcessed *susData,
   // Normalize Data
   double normMgmB[3] = {0, 0, 0}, normMgmI[3] = {0, 0, 0}, normSusB[3] = {0, 0, 0},
          normSusI[3] = {0, 0, 0};
-  VectorOperations<double>::normalize(susData->susVecTot.value, normMgmB, 3);
-  VectorOperations<double>::normalize(susData->sunIjkModel.value, normMgmI, 3);
-  VectorOperations<double>::normalize(mgmData->mgmVecTot.value, normSusB, 3);
-  VectorOperations<double>::normalize(mgmData->magIgrfModel.value, normSusI, 3);
+  VectorOperations<double>::normalize(susData->susVecTot.value, normSusB, 3);
+  VectorOperations<double>::normalize(susData->sunIjkModel.value, normSusI, 3);
+  VectorOperations<double>::normalize(mgmData->mgmVecTot.value, normMgmB, 3);
+  VectorOperations<double>::normalize(mgmData->magIgrfModel.value, normMgmI, 3);
 
   // Create Helper Vectors
   double normHelperB[3] = {0, 0, 0}, normHelperI[3] = {0, 0, 0}, helperCross[3] = {0, 0, 0},
diff --git a/tmtc b/tmtc
index f63a834d..4c54aa75 160000
--- a/tmtc
+++ b/tmtc
@@ -1 +1 @@
-Subproject commit f63a834d9acd4506f0dbd7f8e63007f17c063c1d
+Subproject commit 4c54aa75865974c6026828a98f0523ed1074a8cc