diff --git a/src/fsfw/container/SharedRingBuffer.cpp b/src/fsfw/container/SharedRingBuffer.cpp
index 111019e0..10a2d828 100644
--- a/src/fsfw/container/SharedRingBuffer.cpp
+++ b/src/fsfw/container/SharedRingBuffer.cpp
@@ -15,7 +15,12 @@ SharedRingBuffer::SharedRingBuffer(object_id_t objectId, uint8_t* buffer, const
   mutex = MutexFactory::instance()->createMutex();
 }
 
-SharedRingBuffer::~SharedRingBuffer() { MutexFactory::instance()->deleteMutex(mutex); }
+SharedRingBuffer::~SharedRingBuffer() {
+  MutexFactory::instance()->deleteMutex(mutex);
+  if(receiveSizesFIFO != nullptr) {
+    delete(receiveSizesFIFO);
+  }
+}
 
 void SharedRingBuffer::setToUseReceiveSizeFIFO(size_t fifoDepth) { this->fifoDepth = fifoDepth; }