diff --git a/.cargo/config b/.cargo/config
deleted file mode 100644
index 336b618..0000000
--- a/.cargo/config
+++ /dev/null
@@ -1,4 +0,0 @@
-[alias]
-wasm = "build --release --target wasm32-unknown-unknown"
-unit-test = "test --lib"
-schema = "run --example schema"
diff --git a/Makefile.toml b/Makefile.toml
index 5fc7fc9..d4b1aff 100644
--- a/Makefile.toml
+++ b/Makefile.toml
@@ -9,8 +9,8 @@ skip_core_tasks = true
 RUST_OPTIMIZER_VERSION = "0.15.0"
 # Use rust version from rust-optimizer Dockerfile (see https://github.com/CosmWasm/rust-optimizer/blob/main/Dockerfile#L1)
 # to be sure that we compile / test against the same version
-RUST_VERSION = "1.69.0"
-NIGHTLY_VERSION = "nightly-2023-08-29"
+RUST_VERSION = "1.75.0"
+NIGHTLY_VERSION = "nightly-2024-02-12"
 
 [tasks.install-stable]
 script = '''