diff --git a/src/fsfw/globalfunctions/math/VectorOperations.h b/src/fsfw/globalfunctions/math/VectorOperations.h
index 197cd46a..1e84330e 100644
--- a/src/fsfw/globalfunctions/math/VectorOperations.h
+++ b/src/fsfw/globalfunctions/math/VectorOperations.h
@@ -54,7 +54,7 @@ class VectorOperations {
   }
 
   static T maxAbsValue(const T *vector, uint8_t size, uint8_t *index = 0) {
-    T max = -1;
+    T max = vector[size - 1];
 
     for (; size > 0; size--) {
       T abs = vector[size - 1];
@@ -72,7 +72,7 @@ class VectorOperations {
   }
 
   static T maxValue(const T *vector, uint8_t size, uint8_t *index = 0) {
-    T max = -1;
+    T max = vector[size - 1];
 
     for (; size > 0; size--) {
       if (vector[size - 1] > max) {