diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index b3fe721b..445ca241 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -115,7 +115,7 @@ jobs:
   displayName: macOS
   pool:
     vmImage:
-     macOS-10.14
+     macOS-latest
   strategy:
     matrix:
       Debug:
diff --git a/cmake/mimalloc-config.cmake b/cmake/mimalloc-config.cmake
index 45d9692f..8a28e37e 100644
--- a/cmake/mimalloc-config.cmake
+++ b/cmake/mimalloc-config.cmake
@@ -1,8 +1,8 @@
 include(${CMAKE_CURRENT_LIST_DIR}/mimalloc.cmake)
 get_filename_component(MIMALLOC_CMAKE_DIR "${CMAKE_CURRENT_LIST_DIR}" PATH)  # one up from the cmake dir, e.g. /usr/local/lib/cmake/mimalloc-2.0
-get_filename_component(MIMALLOC_VER_DIR "${CMAKE_CURRENT_LIST_DIR}" NAME)
+get_filename_component(MIMALLOC_VERSION_DIR "${CMAKE_CURRENT_LIST_DIR}" NAME)
 string(REPLACE "/lib/cmake" "/lib" MIMALLOC_LIBRARY_DIR "${MIMALLOC_CMAKE_DIR}")
-if("${MIMALLOC_VER_DIR}" EQUAL "mimalloc")  
+if("${MIMALLOC_VERSION_DIR}" EQUAL "mimalloc")  
   # top level install
   string(REPLACE "/lib/cmake" "/include" MIMALLOC_INCLUDE_DIR "${MIMALLOC_CMAKE_DIR}")
   set(MIMALLOC_OBJECT_DIR "${MIMALLOC_LIBRARY_DIR}")
diff --git a/src/random.c b/src/random.c
index 1220401a..fabd6c6e 100644
--- a/src/random.c
+++ b/src/random.c
@@ -167,8 +167,8 @@ If we cannot get good randomness, we fall back to weak randomness based on a tim
 
 #if defined(_WIN32)
 
-#if defined(MI_USE_BCRYPTGENRANDOM)
-// We would like to use BCryptGenRandom instead of RtlGenRandom but it can lead to a deadlock 
+#if !defined(MI_USE_RTLGENRANDOM)
+// We prefer to use BCryptGenRandom instead of RtlGenRandom but it can lead to a deadlock 
 // under the VS debugger when using dynamic overriding.
 #pragma comment (lib,"bcrypt.lib")
 #include <bcrypt.h>
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 950ac274..bb8dc97e 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -17,7 +17,7 @@ endif()
 
 # Import mimalloc (if installed)
 find_package(mimalloc 2.0 REQUIRED NO_SYSTEM_ENVIRONMENT_PATH)
-message(STATUS "Found mimalloc installed at: ${MIMALLOC_LIBRARY_DIR}")
+message(STATUS "Found mimalloc installed at: ${MIMALLOC_LIBRARY_DIR} (${MIMALLOC_VERSION_DIR})")
 
 # overriding with a dynamic library
 add_executable(dynamic-override  main-override.c)