diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index 932c35e..8ffdde2 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -1236,7 +1236,7 @@
   Opts.AccessControl = !Args.hasArg(OPT_fno_access_control);
   Opts.ElideConstructors = !Args.hasArg(OPT_fno_elide_constructors);
   Opts.MathErrno = Args.hasArg(OPT_fmath_errno);
-  Opts.InstantiationDepth = getLastArgIntValue(Args, OPT_ftemplate_depth, 99,
+  Opts.InstantiationDepth = getLastArgIntValue(Args, OPT_ftemplate_depth, 1024,
                                                Diags);
   Opts.NeXTRuntime = !Args.hasArg(OPT_fgnu_runtime);
   Opts.ObjCConstantStringClass = getLastArgValue(Args,