diff --git a/src/fsfw/tmtcservices/SourceSequenceCounter.h b/src/fsfw/tmtcservices/SourceSequenceCounter.h
index 6f2778a4..00f4021e 100644
--- a/src/fsfw/tmtcservices/SourceSequenceCounter.h
+++ b/src/fsfw/tmtcservices/SourceSequenceCounter.h
@@ -5,7 +5,7 @@
 
 class SourceSequenceCounter {
  private:
-  uint16_t sequenceCount;
+  uint16_t sequenceCount = 0;
 
  public:
   SourceSequenceCounter() : sequenceCount(0) {}