diff --git a/CMakeLists.txt b/CMakeLists.txt
index 859c0e23..e216a4a3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -19,7 +19,7 @@ option(MI_SEE_ASM           "Generate assembly files" OFF)
 option(MI_OSX_INTERPOSE     "Use interpose to override standard malloc on macOS" ON)
 option(MI_OSX_ZONE          "Use malloc zone to override standard malloc on macOS" ON)
 option(MI_WIN_REDIRECT      "Use redirection module ('mimalloc-redirect') on Windows if compiling mimalloc as a DLL" ON)
-option(MI_LOCAL_DYNAMIC_TLS "Use slightly slower, dlopen-compatible TLS mechanism (Unix)" OFF)
+option(MI_LOCAL_DYNAMIC_TLS "Use local-dynamic-tls, a slightly slower but dlopen-compatible thread local storage mechanism (Unix)" OFF)
 option(MI_LIBC_MUSL         "Set this when linking with musl libc" OFF)
 option(MI_BUILD_SHARED      "Build shared library" ON)
 option(MI_BUILD_STATIC      "Build static library" ON)
@@ -162,8 +162,8 @@ if(MI_TRACK_VALGRIND)
   CHECK_INCLUDE_FILES("valgrind/valgrind.h;valgrind/memcheck.h" MI_HAS_VALGRINDH)
   if (NOT MI_HAS_VALGRINDH)
     set(MI_TRACK_VALGRIND OFF)
-    message(WARNING "Cannot find the 'valgrind/valgrind.h' and 'valgrind/memcheck.h' -- install valgrind first")
-    message(STATUS  "Compile **without** Valgrind support (MI_TRACK_VALGRIND=OFF)")
+    message(WARNING "Cannot find the 'valgrind/valgrind.h' and 'valgrind/memcheck.h' -- install valgrind first?")
+    message(STATUS  "Disabling Valgrind support (MI_TRACK_VALGRIND=OFF)")
   else()
     message(STATUS "Compile with Valgrind support (MI_TRACK_VALGRIND=ON)")
     list(APPEND mi_defines MI_TRACK_VALGRIND=1)
@@ -317,7 +317,7 @@ if(MI_LIBC_MUSL)
 endif()
 
 if(MI_WIN_USE_FLS)
-  message(STATUS "Use the Fiber API to detect thread termination")
+  message(STATUS "Use the Fiber API to detect thread termination (MI_WIN_USE_FLS=ON)")
   list(APPEND mi_defines MI_WIN_USE_FLS=1)
 endif()