diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 09c798a0..6da109c4 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -79,10 +79,6 @@ jobs:
 
       - name: Run cargo test
         uses: actions-rs/cargo@v1
-        env:
-          # This works around "duplicate item in crate core" errors:
-          # https://github.com/rust-lang/wg-cargo-std-aware/issues/56
-          CARGO_PROFILE_DEV_PANIC: unwind
         with:
           command: test
           args: -Zbuild-std=std --target x86_64-unknown-linux-gnu --features=exts
diff --git a/Cargo.toml b/Cargo.toml
index 71d26acc..39686528 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -45,12 +45,6 @@ members = [
     "uefi-test-runner",
 ]
 
-[profile.dev]
-panic = "abort"
-
-[profile.release]
-panic = "abort"
-
 [patch.crates-io]
 uefi-macros = { path = "uefi-macros" }
 uefi = { path = "." }