diff --git a/ports/mimalloc/CONTROL b/ports/mimalloc/CONTROL
index daf48d8ce..7070cf192 100644
--- a/ports/mimalloc/CONTROL
+++ b/ports/mimalloc/CONTROL
@@ -1,5 +1,5 @@
 Source: mimalloc
-Version: 2019-06-25-1
+Version: 1.6.1
 Description: Compact general purpose allocator with excellent performance
 Homepage: https://github.com/microsoft/mimalloc
 
diff --git a/ports/mimalloc/fix-cmake.patch b/ports/mimalloc/fix-cmake.patch
index 3fd5f3050..e7db52654 100644
--- a/ports/mimalloc/fix-cmake.patch
+++ b/ports/mimalloc/fix-cmake.patch
@@ -1,52 +1,62 @@
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index a35e885..76b6f60 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -105,7 +105,7 @@ else()
-   list(APPEND mi_libraries pthread)
- endif()
- 
--
-+if(BUILD_SHARED_LIBS)
- # shared library
- add_library(mimalloc SHARED ${mi_sources})
- set_target_properties(mimalloc PROPERTIES VERSION ${mi_version} NO_SONAME "YES" OUTPUT_NAME ${mi_basename} )
-@@ -116,7 +116,7 @@ endif()
- target_compile_options(mimalloc PRIVATE ${mi_cflags})
- target_include_directories(mimalloc PRIVATE include PUBLIC $<INSTALL_INTERFACE:${mi_install_dir}/include>)
- target_link_libraries(mimalloc PUBLIC ${mi_libraries})
--
-+else()
- # static library
- add_library(mimalloc-static STATIC ${mi_sources})
- if(WIN32)
-@@ -135,15 +135,18 @@ endif()
- target_compile_options(mimalloc-static PRIVATE ${mi_cflags})
- target_include_directories(mimalloc-static PRIVATE include PUBLIC $<INSTALL_INTERFACE:${mi_install_dir}/include>)
- target_link_libraries(mimalloc-static PUBLIC ${mi_libraries})
-+endif()
- 
- # install static and shared library, and the include files
--install(TARGETS mimalloc EXPORT mimalloc DESTINATION ${mi_install_dir} LIBRARY NAMELINK_SKIP)
--install(TARGETS mimalloc-static EXPORT mimalloc DESTINATION ${mi_install_dir})
-+if(BUILD_SHARED_LIBS)
-+install(TARGETS mimalloc EXPORT mimalloc ARCHIVE DESTINATION lib RUNTIME DESTINATION bin LIBRARY DESTINATION lib NAMELINK_SKIP)
-+else()
-+install(TARGETS mimalloc-static EXPORT mimalloc DESTINATION lib)
-+endif()
- install(FILES include/mimalloc.h DESTINATION ${mi_install_dir}/include)
- install(FILES cmake/mimalloc-config.cmake DESTINATION ${mi_install_dir}/cmake)
- install(FILES cmake/mimalloc-config-version.cmake DESTINATION ${mi_install_dir}/cmake)
- install(EXPORT mimalloc DESTINATION ${mi_install_dir}/cmake)
--install(FILES "$<TARGET_FILE:mimalloc>" DESTINATION lib)  # duplicate the .so in the lib directory (unversioned)
- 
- # single object file for more predictable static overriding
- add_library(mimalloc-obj OBJECT src/static.c)
-@@ -154,7 +157,3 @@ if(NOT WIN32 AND MI_OVERRIDE MATCHES "ON")
- endif()
- target_compile_options(mimalloc-obj PRIVATE ${mi_cflags})
- target_include_directories(mimalloc-obj PRIVATE include PUBLIC $<INSTALL_INTERFACE:include>)
--
--install(FILES ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/mimalloc-obj.dir/src/static.c${CMAKE_C_OUTPUT_EXTENSION}
--        DESTINATION ${mi_install_dir}
--        RENAME ${mi_basename}${CMAKE_C_OUTPUT_EXTENSION} )
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index e16830a..c68ae65 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -166,6 +166,7 @@ message(STATUS "")
+ # Main targets
+ # -----------------------------------------------------------------------------
+ 
++if(BUILD_SHARED_LIBS)
+ # shared library
+ add_library(mimalloc SHARED ${mi_sources})
+ set_target_properties(mimalloc PROPERTIES VERSION ${mi_version} OUTPUT_NAME ${mi_basename} )
+@@ -178,12 +179,19 @@ target_include_directories(mimalloc PUBLIC
+ )
+ if(WIN32)
+   # On windows copy the mimalloc redirection dll too.
+-  target_link_libraries(mimalloc PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/bin/mimalloc-redirect.lib)
+-  add_custom_command(TARGET mimalloc POST_BUILD
++  if(CMAKE_SIZEOF_VOID_P EQUAL 8)
++    target_link_libraries(mimalloc PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/bin/mimalloc-redirect.lib)
++    add_custom_command(TARGET mimalloc POST_BUILD
+     COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_CURRENT_SOURCE_DIR}/bin/mimalloc-redirect.dll" $<TARGET_FILE_DIR:mimalloc>
+     COMMENT "Copy mimalloc-redirect.dll to output directory")
++  elseif(CMAKE_SIZEOF_VOID_P EQUAL 4)
++    target_link_libraries(mimalloc PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/bin/mimalloc-redirect32.lib)
++    add_custom_command(TARGET mimalloc POST_BUILD
++    COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_CURRENT_SOURCE_DIR}/bin/mimalloc-redirect32.dll" $<TARGET_FILE_DIR:mimalloc>
++    COMMENT "Copy mimalloc-redirect32.dll to output directory")
++  endif()
+ endif()
+-
++else()
+ # static library
+ add_library(mimalloc-static STATIC ${mi_sources})
+ target_compile_definitions(mimalloc-static PRIVATE ${mi_defines} MI_STATIC_LIB)
+@@ -201,10 +209,13 @@ if(WIN32)
+ else()
+   set_target_properties(mimalloc-static PROPERTIES OUTPUT_NAME ${mi_basename})
+ endif()
+-
++endif()
+ # install static and shared library, and the include files
+-install(TARGETS mimalloc EXPORT mimalloc DESTINATION ${mi_install_dir} LIBRARY)
+-install(TARGETS mimalloc-static EXPORT mimalloc DESTINATION ${mi_install_dir})
++if(BUILD_SHARED_LIBS)
++install(TARGETS mimalloc EXPORT mimalloc ARCHIVE DESTINATION lib RUNTIME DESTINATION bin LIBRARY DESTINATION lib NAMELINK_SKIP)
++else()
++install(TARGETS mimalloc-static EXPORT mimalloc DESTINATION lib)
++endif()
+ install(FILES include/mimalloc.h DESTINATION ${mi_install_dir}/include)
+ install(FILES include/mimalloc-override.h DESTINATION ${mi_install_dir}/include)
+ install(FILES include/mimalloc-new-delete.h DESTINATION ${mi_install_dir}/include)
+@@ -234,9 +245,6 @@ target_include_directories(mimalloc-obj PUBLIC
+ 
+ # the FILES expression can also be: $<TARGET_OBJECTS:mimalloc-obj>
+ # but that fails cmake versions less than 3.10 so we leave it as is for now
+-install(FILES ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/mimalloc-obj.dir/src/static.c${CMAKE_C_OUTPUT_EXTENSION}
+-        DESTINATION ${mi_install_dir}
+-        RENAME ${mi_basename}${CMAKE_C_OUTPUT_EXTENSION} )
+ 
+ # -----------------------------------------------------------------------------
+ # API surface testing
diff --git a/ports/mimalloc/portfile.cmake b/ports/mimalloc/portfile.cmake
index 1a11284f5..3db43aa01 100644
--- a/ports/mimalloc/portfile.cmake
+++ b/ports/mimalloc/portfile.cmake
@@ -1,10 +1,10 @@
-include(vcpkg_common_functions)
+vcpkg_fail_port_install(ON_ARCH "arm" "arm64" ON_TARGET "uwp")
 
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO microsoft/mimalloc
-    REF c6c1d5fffd0cf8dcb2ab969cde8fd170af44fdef
-    SHA512 3b9ce5d7dd70dd5ea56b70833c842068312a739e6131d956fd733e9893441e7e3340b6734bea0b799ac292533b0082975c08facd963961062dac821ccc44f9a9
+    REF 82684042be1be44d34caecc915fb51755278d843 # v1.6.1
+    SHA512 82477501a5fafa4df22c911039b74943275d0932404526692419b5c49d6ccfdd95c1c5a3689211db5cc2a845af039fda4892262b538ac7cdfb5bb35787dd355c
     HEAD_REF master
     PATCHES
         fix-cmake.patch
@@ -26,6 +26,7 @@ vcpkg_configure_cmake(
     OPTIONS
         -DMI_INTERPOSE=ON
         -DMI_USE_CXX=OFF
+        -DMI_BUILD_TESTS=OFF
         ${FEATURE_OPTIONS}
 )
 
@@ -64,8 +65,5 @@ if(VCPKG_LIBRARY_LINKAGE STREQUAL dynamic)
     )
 endif()
 
-# Handle copyright
-configure_file(${SOURCE_PATH}/LICENSE ${CURRENT_PACKAGES_DIR}/share/${PORT}/copyright COPYONLY)
+file(INSTALL ${SOURCE_PATH}/LICENSE DESTINATION ${CURRENT_PACKAGES_DIR}/share/${PORT} RENAME copyright)
 
-# CMake integration test
-vcpkg_test_cmake(PACKAGE_NAME ${PORT})
diff --git a/scripts/ci.baseline.txt b/scripts/ci.baseline.txt
index 58d953af6..a876a6d08 100644
--- a/scripts/ci.baseline.txt
+++ b/scripts/ci.baseline.txt
@@ -1071,6 +1071,9 @@ mhook:x64-uwp=fail
 milerius-sfml-imgui:x64-osx=fail
 milerius-sfml-imgui:x64-windows-static=fail
 milerius-sfml-imgui:x64-linux=ignore
+mimalloc:arm64-windows=fail
+mimalloc:arm-uwp=fail
+mimalloc:x64-uwp=fail
 minhook:arm64-windows=fail
 minhook:arm-uwp=fail
 minhook:x64-linux=fail