diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7e97e83..7b8ebc1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -14,7 +14,7 @@ include(FetchContent)
 FetchContent_Declare(cpr GIT_REPOSITORY https://github.com/libcpr/cpr.git
                          GIT_TAG 2553fc41450301cd09a9271c8d2c3e0cf3546b73)
 FetchContent_MakeAvailable(cpr)
-find_package(Boost 1.81 COMPONENTS program_options unit_test_framework REQUIRED)
+find_package(Boost 1.75 COMPONENTS program_options unit_test_framework REQUIRED)
 
 set(Boost_USE_STATIC_LIBS ON)