2 files changed, 2 insertions, 2 deletions
diff --git a/src/lib/utils/thread_utils/barrier.cpp b/src/lib/utils/thread_utils/barrier.cpp
index fae0b46dd..c05c22121 100644
--- a/src/lib/utils/thread_utils/barrier.cpp
+++ b/src/lib/utils/thread_utils/barrier.cpp
@@ -11,7 +11,7 @@ namespace Botan {
 
 void Barrier::wait(size_t delta)
     {
-    lock_guard_type<std::mutex> lock(m_mutex);
+    std::lock_guard<std::mutex> lock(m_mutex);
     m_value += delta;
     }
 
diff --git a/src/lib/utils/thread_utils/semaphore.cpp b/src/lib/utils/thread_utils/semaphore.cpp
index 2667d4e0c..0858a013f 100644
--- a/src/lib/utils/thread_utils/semaphore.cpp
+++ b/src/lib/utils/thread_utils/semaphore.cpp
@@ -15,7 +15,7 @@ void Semaphore::release(size_t n)
    {
    for(size_t i = 0; i != n; ++i)
       {
-      lock_guard_type<std::mutex> lock(m_mutex);
+      std::lock_guard<std::mutex> lock(m_mutex);
 
       if(m_value++ < 0)
          {