diff --git a/Contrib/NSISdl/asyncdns.cpp b/Contrib/NSISdl/asyncdns.cpp
index dd4c2373..da3e4d3c 100644
--- a/Contrib/NSISdl/asyncdns.cpp
+++ b/Contrib/NSISdl/asyncdns.cpp
@@ -11,7 +11,7 @@
 #include "util.h"
 #include "asyncdns.h"
 
-JNL_AsyncDNS::JNL_AsyncDNS(int max_cache_entries)
+JNL_AsyncDNS::JNL_AsyncDNS()
 {
   m_thread=0;
   m_addr=0;
diff --git a/Contrib/NSISdl/asyncdns.h b/Contrib/NSISdl/asyncdns.h
index 9ce4f862..f99d3ef7 100644
--- a/Contrib/NSISdl/asyncdns.h
+++ b/Contrib/NSISdl/asyncdns.h
@@ -20,7 +20,7 @@
 class JNL_AsyncDNS
 {
 public:
-  JNL_AsyncDNS(int max_cache_entries=64);
+  JNL_AsyncDNS();
   ~JNL_AsyncDNS();
 
   int resolve(char *hostname, unsigned long *addr); // return 0 on success, 1 on wait, -1 on unresolvable