diff --git a/.cargo/config.toml b/.cargo/config.toml
deleted file mode 100644
index fb8a3c4..0000000
--- a/.cargo/config.toml
+++ /dev/null
@@ -1,16 +0,0 @@
-[build]
-target = "riscv32imc-esp-espidf"
-
-[target.riscv32imc-esp-espidf]
-linker = "ldproxy"
-# runner = "espflash --monitor" # Select this runner for espflash v1.x.x
-runner = "espflash flash --monitor" # Select this runner for espflash v2.x.x
-rustflags = ["--cfg", "espidf_time64", "-C", "default-linker-libraries"]
-
-[unstable]
-build-std = ["std", "panic_abort"]
-
-[env]
-# Note: these variables are not used when using pio builder (`cargo build --features pio`)
-ESP_IDF_VERSION = "v5.1"
-