diff --git a/meson.build b/meson.build
index 6e21dac7..9f3c4cee 100644
--- a/meson.build
+++ b/meson.build
@@ -227,9 +227,9 @@ endif
 
 boost_dep = dependency('boost', version : '>=1.66', static : with_static_boost)
 bitsery_dep = dependency('bitsery', version : '>=5.2.0')
-function2_dep = dependency('function2', version : '>=4.2.0')
+function2_dep = dependency('function2', version : '>=4.0.0')
 threads_dep = dependency('threads')
-tomlplusplus_dep = dependency('tomlplusplus', version : '>=2.5.0')
+tomlplusplus_dep = dependency('tomlplusplus', version : '>=2.0.0')
 
 dl_dep = declare_dependency(link_args : '-ldl')
 rt_dep = declare_dependency(link_args : '-lrt')