diff --git a/include/boost/interprocess/detail/win32_api.hpp b/include/boost/interprocess/detail/win32_api.hpp
index 76bd159..1bff8c3 100644
--- a/include/boost/interprocess/detail/win32_api.hpp
+++ b/include/boost/interprocess/detail/win32_api.hpp
@@ -716,9 +716,9 @@ class interprocess_all_access_security
    interprocess_all_access_security()
       : initialized(false)
    {
-      if(!InitializeSecurityDescriptor(&sd, security_descriptor_revision))
+      if(!boost::winapi::InitializeSecurityDescriptor(&sd, security_descriptor_revision))
          return;
-      if(!::SetSecurityDescriptorDacl(&sd, true, 0, false))
+      if(!boost::winapi::SetSecurityDescriptorDacl(&sd, true, 0, false))
          return;
       sa.lpSecurityDescriptor = &sd;
       sa.nLength = sizeof(interprocess_security_attributes);