diff --git a/appveyor.yml b/appveyor.yml
index 940729c8..849218ae 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -10,7 +10,7 @@ environment:
     - JOB_NAME: "win64"
       CMAKE_TARGET: "Visual Studio 16 2019"
       PLATFORM: "x64"
-      CMAKE_ARCH: "-A x64 -DPython_ROOT_DIR=C:\\Python311-x64"
+      CMAKE_ARCH: "-A x64 -DPython3_EXECUTABLE=C:\\Python311-x64\\python.exe"
     - JOB_NAME: "clang"
       CMAKE_TARGET: "Visual Studio 16 2019"
       PLATFORM: "Win32"
diff --git a/src/asar-tests/CMakeLists.txt b/src/asar-tests/CMakeLists.txt
index bdeacfc5..c55247c5 100644
--- a/src/asar-tests/CMakeLists.txt
+++ b/src/asar-tests/CMakeLists.txt
@@ -147,7 +147,7 @@ if(ASAR_GEN_DLL_TEST)
 		# the interface tests run python, and we can't run ASan in python (or
 		# well, we can, but it has some memory leaks which ASan considers an
 		# error) so disable the interface tests in this case.
-		find_package(Python)
+		find_package(Python3)
 		add_custom_target(run-interface-test
 			"${CMAKE_COMMAND}" -E env "ASARDLL=$<TARGET_FILE:asar>" "${Python_EXECUTABLE}" "${CMAKE_CURRENT_SOURCE_DIR}/interface-tests/main.py"
 			VERBATIM)