diff --git a/build/win32/configure.in b/build/win32/configure.in
index 1151151..abe8f82 100644
--- a/build/win32/configure.in
+++ b/build/win32/configure.in
@@ -33,7 +33,7 @@
 WITH_ARCHIVE = 0
 #
 # enable NTLM authentication support.
-ENABLE_NTLM_WITH_HEIMDAL = 1
+ENABLE_NTLM_WITH_HEIMDAL = 0
 #
 ENABLE_NTLM_WITH_LIBNTLM = 0
 #