diff --git a/.cargo/config b/.cargo/config.toml
similarity index 100%
rename from .cargo/config
rename to .cargo/config.toml
diff --git a/bpf/.cargo/config.toml b/bpf/.cargo/config.toml
deleted file mode 100644
index 5d7e5915..00000000
--- a/bpf/.cargo/config.toml
+++ /dev/null
@@ -1,6 +0,0 @@
-[build]
-target-dir = "../target"
-target = "bpfel-unknown-none"
-
-[unstable]
-build-std = ["core"]
\ No newline at end of file
diff --git a/test/integration-ebpf/.cargo/config.toml b/test/integration-ebpf/.cargo/config.toml
deleted file mode 100644
index d89a98b0..00000000
--- a/test/integration-ebpf/.cargo/config.toml
+++ /dev/null
@@ -1,6 +0,0 @@
-[build]
-target-dir = "../../target"
-target = "bpfel-unknown-none"
-
-[unstable]
-build-std = ["core"]
diff --git a/test/integration-ebpf/rust-toolchain.toml b/test/integration-ebpf/rust-toolchain.toml
deleted file mode 100644
index c046a094..00000000
--- a/test/integration-ebpf/rust-toolchain.toml
+++ /dev/null
@@ -1,2 +0,0 @@
-[toolchain]
-channel="nightly"
diff --git a/test/integration-ebpf/rustfmt.toml b/test/integration-ebpf/rustfmt.toml
deleted file mode 120000
index 760eb840..00000000
--- a/test/integration-ebpf/rustfmt.toml
+++ /dev/null
@@ -1 +0,0 @@
-../../rustfmt.toml
\ No newline at end of file