diff --git a/libdl/libdl.c b/libdl/libdl.c
index b36af16..872c0c9 100644
--- a/libdl/libdl.c
+++ b/libdl/libdl.c
@@ -21,7 +21,7 @@
 void *dlopen(const char *filename, int flag) { return 0; }
 const char *dlerror(void) { return 0; }
 void *dlsym(void *handle, const char *symbol) { return 0; }
-int dladdr(void *addr, Dl_info *info) { return 0; }
+int dladdr(const void *addr, Dl_info *info) { return 0; }
 int dlclose(void *handle) { return 0; }
 
 #ifdef __arm__