diff --git a/score/memory/shared/shared_memory_resource.cpp b/score/memory/shared/shared_memory_resource.cpp
index 41aadaee..6c956f54 100644
--- a/score/memory/shared/shared_memory_resource.cpp
+++ b/score/memory/shared/shared_memory_resource.cpp
@@ -836,7 +836,6 @@ auto SharedMemoryResource::IsShmInTypedMemory() const noexcept -> bool
 // coverity[autosar_cpp14_a0_1_3_violation] false-positive: part of the public API
 auto SharedMemoryResource::do_deallocate(void*, std::size_t, std::size_t) -> void
 {
-    std::lock_guard<score::os::InterprocessMutex> lock(this->control_block_->mutex);
     /**
      * For the proof of concept we agreed to use a monotonic allocation algorithm.
      * Thus, no deallocation will be performed.