--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8.12 FATAL_ERROR)
+cmake_minimum_required(VERSION 3.16...3.31)
 project(libebur128 C)
 
 option(BUILD_SHARED_LIBS
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -1,4 +1,3 @@
-cmake_minimum_required(VERSION 2.8.12)
 
 set(ENABLE_TESTS OFF CACHE BOOL "Build test binaries, needs libsndfile")
 set(ENABLE_FUZZER OFF CACHE BOOL "Build fuzzer binary")
@@ -10,8 +9,8 @@ if(ENABLE_TESTS)
   include_directories(${EBUR128_INCLUDE_DIR})
   include_directories(SYSTEM ${SNDFILE_INCLUDE_DIRS})
 
-  add_executable(r128-test-library tests)
-  add_executable(minimal-example minimal-example)
+  add_executable(r128-test-library tests.c)
+  add_executable(minimal-example minimal-example.c)
   set_property(TARGET r128-test-library APPEND_STRING PROPERTY
       COMPILE_FLAGS " ${SNDFILE_CFLAGS}")
   set_property(TARGET minimal-example APPEND_STRING PROPERTY