# Runtime disable deprecation warnings

**URL:** <https://discourse.julialang.org/t/runtime-disable-deprecation-warnings/12820>\
**Category:** Internals & Design\
**Tags:** question\
**Created:** [August 2, 2018, 11:35am UTC](https://discourse.julialang.org/t/runtime-disable-deprecation-warnings/12820 "2018-08-02T11:35:04Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Tamas\_Papp](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/tamas_papp/32/25949_2.png) [@Tamas\_Papp](https://discourse.julialang.org/u/Tamas_Papp)\
**Post date:** [August 2, 2018, 11:35am UTC](https://discourse.julialang.org/t/runtime-disable-deprecation-warnings/12820/1 "2018-08-02T11:35:04Z")

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Is there a way to disable, then subsequently enable deprecation warnings _runtime_? Or equivalently, manipulating the `depwarn` fields in the runtime options. I found that `JLOptions()` just returns an immutable struct, but I am not sure how to change the state, or even if this is advisable.