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-rw-r--r--compiler/rustc_span/src/edition.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_span/src/edition.rs b/compiler/rustc_span/src/edition.rs
index 485d7cb0d67..511c2e86626 100644
--- a/compiler/rustc_span/src/edition.rs
+++ b/compiler/rustc_span/src/edition.rs
@@ -32,7 +32,7 @@ pub const EDITION_NAME_LIST: &str = "2015|2018|2021";
 
 pub const DEFAULT_EDITION: Edition = Edition::Edition2015;
 
-pub const LATEST_STABLE_EDITION: Edition = Edition::Edition2018;
+pub const LATEST_STABLE_EDITION: Edition = Edition::Edition2021;
 
 impl fmt::Display for Edition {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {