diff --git a/crates/aiken-lang/Cargo.toml b/crates/aiken-lang/Cargo.toml
index 28c781e5..e03c24f2 100644
--- a/crates/aiken-lang/Cargo.toml
+++ b/crates/aiken-lang/Cargo.toml
@@ -11,7 +11,7 @@ authors = [
     "Kasey White <kwhitemsg@gmail.com>",
     "KtorZ <matthias.benkort@gmail.com>",
 ]
-rust-version = "1.66.1"
+rust-version = "1.70.0"
 build = "build.rs"
 
 [dependencies]
diff --git a/crates/aiken-lsp/Cargo.toml b/crates/aiken-lsp/Cargo.toml
index 5a7188ef..718dcda6 100644
--- a/crates/aiken-lsp/Cargo.toml
+++ b/crates/aiken-lsp/Cargo.toml
@@ -7,7 +7,7 @@ repository = "https://github.com/aiken-lang/aiken"
 homepage = "https://github.com/aiken-lang/aiken"
 license = "Apache-2.0"
 authors = ["Lucas Rosa <x@rvcas.dev>"]
-rust-version = "1.66.1"
+rust-version = "1.70.0"
 
 [dependencies]
 crossbeam-channel = "0.5.7"
diff --git a/crates/aiken-project/Cargo.toml b/crates/aiken-project/Cargo.toml
index b24c1053..645e1b89 100644
--- a/crates/aiken-project/Cargo.toml
+++ b/crates/aiken-project/Cargo.toml
@@ -11,7 +11,7 @@ authors = [
     "Kasey White <kwhitemsg@gmail.com>",
     "KtorZ <matthias.benkort@gmail.com>",
 ]
-rust-version = "1.66.1"
+rust-version = "1.70.0"
 build = "build.rs"
 
 [dependencies]
diff --git a/crates/uplc/Cargo.toml b/crates/uplc/Cargo.toml
index 6f6a39ee..488441fd 100644
--- a/crates/uplc/Cargo.toml
+++ b/crates/uplc/Cargo.toml
@@ -7,7 +7,7 @@ repository = "https://github.com/aiken-lang/aiken"
 homepage = "https://github.com/aiken-lang/aiken"
 license = "Apache-2.0"
 authors = ["Lucas Rosa <x@rvcas.dev>", "Kasey White <kwhitemsg@gmail.com>"]
-rust-version = "1.66.1"
+rust-version = "1.70.0"
 exclude = ["test_data/*"]
 
 [dependencies]