diff --git a/src/jltypes.c b/src/jltypes.c
index e9ad2f7457d11..ce6a386260c61 100644
--- a/src/jltypes.c
+++ b/src/jltypes.c
@@ -909,7 +909,7 @@ JL_DLLEXPORT jl_value_t *jl_type_unionall(jl_tvar_t *v, jl_value_t *body)
     if (jl_is_vararg(body)) {
         if (jl_options.depwarn) {
             if (jl_options.depwarn == JL_OPTIONS_DEPWARN_ERROR)
-                jl_error("Wrapping `Vararg` directly in UnionAll is deprecated (wrap the tuple instead).\nYou may need to write `f(x::Vararg{T})` rather than `f(x::Vararg{<:T})` or `f(x::Vararg{T}) where T` instead of `f(x::Vararg{T} where T)`.`.");
+                jl_error("Wrapping `Vararg` directly in UnionAll is deprecated (wrap the tuple instead).\nYou may need to write `f(x::Vararg{T})` rather than `f(x::Vararg{<:T})` or `f(x::Vararg{T}) where T` instead of `f(x::Vararg{T} where T)`.");
             jl_printf(JL_STDERR, "WARNING: Wrapping `Vararg` directly in UnionAll is deprecated (wrap the tuple instead).\nYou may need to write `f(x::Vararg{T})` rather than `f(x::Vararg{<:T})` or `f(x::Vararg{T}) where T` instead of `f(x::Vararg{T} where T)`.\nTo make this warning an error, and hence obtain a stack trace, use `julia --depwarn=error`.\n");
         }
         jl_vararg_t *vm = (jl_vararg_t*)body;