diff --git a/Cargo.toml b/Cargo.toml
index e9b78f0..6ea2b16 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ exclude = ["screenshots/*"]
 keywords = ["macros", "testing", "dev-dependencies"]
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/dtolnay/trybuild"
-rust-version = "1.56"
+rust-version = "1.70"
 
 [features]
 # Experimental: highlight the diff between the expected and actual compiler
diff --git a/README.md b/README.md
index 9041e35..ebeb44c 100644
--- a/README.md
+++ b/README.md
@@ -32,8 +32,6 @@ misuse of non-macro APIs.
 trybuild = "1.0"
 ```
 
-*Compiler support: requires rustc 1.45+*
-
 <br>
 
 ## Compile-fail tests