diff --git a/src/activation.c b/src/activation.c
index 4260c20..29bb2e8 100644
--- a/src/activation.c
+++ b/src/activation.c
@@ -90,6 +90,7 @@ struct idevice_activation_response_private {
 	int has_errors;
 };
 
+#ifndef LIBIDEVICEACTIVATION_STATIC  // disable dll constructor
 
 static void internal_libideviceactivation_init(void)
 {
@@ -162,6 +163,8 @@ BOOL WINAPI DllMain(HINSTANCE hModule, DWORD dwReason, LPVOID lpReserved)
 #warning No compiler support for constructor/destructor attributes, some features might not be available.
 #endif
 
+#endif  // disable dll constructor
+
 static int debug_level = 0;
 
 IDEVICE_ACTIVATION_API void idevice_activation_set_debug_level(int level) {