diff --git a/crates/tools/src/lib.rs b/crates/tools/src/lib.rs
index 39f18143240..d404db2144c 100644
--- a/crates/tools/src/lib.rs
+++ b/crates/tools/src/lib.rs
@@ -15,7 +15,7 @@ pub type Result<T> = std::result::Result<T, failure::Error>;
 pub const GRAMMAR: &str = "crates/ra_syntax/src/grammar.ron";
 pub const SYNTAX_KINDS: &str = "crates/ra_syntax/src/syntax_kinds/generated.rs.tera";
 pub const AST: &str = "crates/ra_syntax/src/ast/generated.rs.tera";
-const TOOLCHAIN: &str = "1.32.0";
+const TOOLCHAIN: &str = "stable";
 
 #[derive(Debug)]
 pub struct Test {