diff --git a/.travis.yml b/.travis.yml
index 5589b0002d..5e11cbd2f0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ env:
 
 build: &rust_build
   language: rust
-  rust: 1.31.0
+  rust: 1.31.1
   script:
     - cargo gen-tests --verify
     - cargo gen-syntax --verify
diff --git a/crates/tools/src/lib.rs b/crates/tools/src/lib.rs
index 580d8b8021..2795afe0b6 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 = "1.31.0";
+const TOOLCHAIN: &str = "1.31.1";
 
 #[derive(Debug)]
 pub struct Test {