diff --git a/dispatch/cmake/simd_lib_config.h.in b/dispatch/cmake/simd_lib_config.h.in
index f55f119..f045069 100644
--- a/dispatch/cmake/simd_lib_config.h.in
+++ b/dispatch/cmake/simd_lib_config.h.in
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <FastSIMD/Utility/ArchDetect.h>
 #include <FastSIMD/Utility/FeatureSetList.h>
 
 namespace FastSIMD
diff --git a/tests/test.h b/tests/test.h
index 223bf08..24c3a19 100644
--- a/tests/test.h
+++ b/tests/test.h
@@ -5,6 +5,7 @@
 #include <functional>
 #include <string_view>
 #include <vector>
+#include <string>
 
 constexpr size_t kTestBytes = 512 / 8;