Mark impl-header-lifetime-elision as 1.31 instead of beta

Now that rust-lang/rust#54778 is in.
scottmcm · Oct 23, 2018 · 17011a5 · 17011a5
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commit 17011a5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/rust-2018/ownership-and-lifetimes/lifetime-elision-in-impl.md b/src/rust-2018/ownership-and-lifetimes/lifetime-elision-in-impl.md
@@ -1,6 +1,6 @@
 # Lifetime elision in impl
 
-![Minimum Rust version: beta](https://img.shields.io/badge/Minimum%20Rust%20Version-beta-orange.svg)
+![Minimum Rust version: 1.31](https://img.shields.io/badge/Minimum%20Rust%20Version-1.31-brightgreen.svg)
 
 When writing `impl` blocks, you can now elide lifetime annotations in some
 situations.