diff --git a/libc/cmake/modules/LLVMLibCRules.cmake b/libc/cmake/modules/LLVMLibCRules.cmake
--- a/libc/cmake/modules/LLVMLibCRules.cmake
+++ b/libc/cmake/modules/LLVMLibCRules.cmake
@@ -278,3 +278,10 @@
     )
   endif()
 endfunction(add_libc_unittest)
+
+add_custom_target(libc_unittests)
+
+function(add_libc_unittest_suite target_name)
+  add_custom_target(${target_name})
+  add_dependencies(libc_unittests ${target_name})
+endfunction(add_libc_unittest_suite)
diff --git a/libc/src/string/CMakeLists.txt b/libc/src/string/CMakeLists.txt
--- a/libc/src/string/CMakeLists.txt
+++ b/libc/src/string/CMakeLists.txt
@@ -1,4 +1,4 @@
-add_custom_target(libc_string_unittests)
+add_libc_unittest_suite(libc_string_unittests)
 
 add_subdirectory(strcpy)
 add_subdirectory(strcat)