diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 41e58d9..d164fb1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -228,6 +228,7 @@ jobs:
         sys:
           - mingw32
           - mingw64
+          - clang64
           - ucrt64
     defaults:
       run:
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1562eba..d1baf64 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -131,8 +131,11 @@ if(BUILD_QJS_LIBC)
 endif()
 list(APPEND qjs_defines _GNU_SOURCE)
 list(APPEND qjs_libs qjs m)
-if(NOT MINGW)
-    list(APPEND qjs_libs dl pthread)
+if(NOT WIN32)
+    list(APPEND qjs_libs dl)
+endif()
+if(NOT MSVC)
+    list(APPEND qjs_libs pthread)
 endif()
 
 add_library(qjs ${qjs_sources})
diff --git a/qjs.c b/qjs.c
index 5c52368..2912d1a 100644
--- a/qjs.c
+++ b/qjs.c
@@ -144,7 +144,7 @@ static inline size_t js_trace_malloc_usable_size(void *ptr)
 }
 
 static void
-#ifdef _WIN32
+#if defined(_WIN32) && !defined(__clang__)
 /* mingw printf is used */
 __attribute__((format(gnu_printf, 2, 3)))
 #else