diff --git a/src/runtime/runtime.h b/src/runtime/runtime.h
index 39f08a9..8126b91 100644
--- a/src/runtime/runtime.h
+++ b/src/runtime/runtime.h
@@ -5,7 +5,7 @@
 
 #include <stddef.h>
 
-#if defined(_WIN32)
+#if defined(_WIN32) && !defined(VY_STATIC_LIB)
     #define VY_DLLEXPORT __declspec(dllexport)
 #else
     #define VY_DLLEXPORT