diff --git a/CMakeLists.txt b/CMakeLists.txt
index bee64ba..9f0c3ad 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,5 @@
 cmake_minimum_required(VERSION 3.20)
 project(chowdsp_fft)
-set(CMAKE_CXX_STANDARD 20)
 
 add_library(chowdsp_fft STATIC)
 target_sources(chowdsp_fft
@@ -10,6 +9,7 @@ target_sources(chowdsp_fft
 )
 target_include_directories(chowdsp_fft PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
 target_compile_definitions(chowdsp_fft PRIVATE _USE_MATH_DEFINES=1)
+target_compile_features(chowdsp_fft PRIVATE cxx_std_17)
 
 include(CheckCXXCompilerFlag)
 CHECK_CXX_COMPILER_FLAG("/arch:AVX2" COMPILER_OPT_ARCH_AVX_MSVC_SUPPORTED)
@@ -19,6 +19,7 @@ if(COMPILER_OPT_ARCH_AVX_MSVC_SUPPORTED)
     add_library(chowdsp_fft_avx STATIC simd/chowdsp_fft_impl_avx.cpp)
     target_compile_options(chowdsp_fft_avx PRIVATE /arch:AVX2)
     target_compile_definitions(chowdsp_fft_avx PRIVATE _USE_MATH_DEFINES=1)
+    target_compile_features(chowdsp_fft_avx PRIVATE cxx_std_17)
     target_link_libraries(chowdsp_fft PRIVATE chowdsp_fft_avx)
     target_compile_definitions(chowdsp_fft PRIVATE CHOWDSP_FFT_COMPILER_SUPPORTS_AVX=1)
 else()
@@ -26,6 +27,7 @@ else()
         message(STATUS "chowdsp_fft -- Compiler supports flags: -mavx2 -mfma")
         add_library(chowdsp_fft_avx STATIC simd/chowdsp_fft_impl_avx.cpp)
         target_compile_options(chowdsp_fft_avx PRIVATE -mavx2 -mfma -Wno-unused-command-line-argument)
+        target_compile_features(chowdsp_fft_avx PRIVATE cxx_std_17)
         target_compile_definitions(chowdsp_fft_avx PRIVATE _USE_MATH_DEFINES=1)
         target_link_libraries(chowdsp_fft PRIVATE chowdsp_fft_avx)
         target_compile_definitions(chowdsp_fft PRIVATE CHOWDSP_FFT_COMPILER_SUPPORTS_AVX=1)
diff --git a/bench/CMakeLists.txt b/bench/CMakeLists.txt
index 91a738a..e87591e 100644
--- a/bench/CMakeLists.txt
+++ b/bench/CMakeLists.txt
@@ -4,3 +4,4 @@ add_executable(bench_chowdsp_fft bench.cpp)
 target_link_libraries(bench_chowdsp_fft PRIVATE chowdsp_fft)
 target_include_directories(bench_chowdsp_fft PRIVATE ${CMAKE_BINARY_DIR}/_deps/pffft-src)
 target_compile_definitions(bench_chowdsp_fft PRIVATE _USE_MATH_DEFINES=1)
+target_compile_features(bench_chowdsp_fft PRIVATE cxx_std_20)
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 245f1ef..9a510ed 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -9,6 +9,7 @@ add_executable(test_chowdsp_fft_cpp test.cpp ${pffft_SOURCE_DIR}/pffft.c)
 target_link_libraries(test_chowdsp_fft_cpp PRIVATE chowdsp_fft Catch2::Catch2WithMain)
 target_include_directories(test_chowdsp_fft_cpp PRIVATE ${pffft_SOURCE_DIR})
 target_compile_definitions(test_chowdsp_fft_cpp PRIVATE _USE_MATH_DEFINES=1)
+target_compile_features(test_chowdsp_fft_cpp PRIVATE cxx_std_20)
 
 if(CHOWDSP_FFT_COVERAGE)
     message(STATUS "chowdsp_fft -- Appending code coverage compiler flags: -g --coverage")