diff --git a/.github/workflows/CICD.yml b/.github/workflows/CICD.yml
index 941bb49fad3..d5d734d6ae3 100644
--- a/.github/workflows/CICD.yml
+++ b/.github/workflows/CICD.yml
@@ -1014,16 +1014,18 @@ jobs:
       run: cargo nextest run --profile ci --hide-progress-bar ${{ steps.vars.outputs.CARGO_FEATURES_OPTION }} -p uucore -p coreutils
       env:
         RUSTC_WRAPPER: ""
-        RUSTFLAGS: "-Zprofile -Ccodegen-units=1 -Copt-level=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests -Cpanic=abort"
+        RUSTFLAGS: "-Cinstrument-coverage -Ccodegen-units=1 -Copt-level=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests -Cpanic=abort"
         RUSTDOCFLAGS: "-Cpanic=abort"
         RUST_BACKTRACE: "1"
+        LLVM_PROFILE_FILE: ${{ github.workspace }}/build/profile-%p-%m.profraw
         # RUSTUP_TOOLCHAIN: ${{ steps.vars.outputs.TOOLCHAIN }}
     - name: Test individual utilities
       run: cargo nextest run --profile ci --hide-progress-bar ${{ steps.dep_vars.outputs.CARGO_UTILITY_LIST_OPTIONS }}
       env:
         RUSTC_WRAPPER: ""
-        RUSTFLAGS: "-Zprofile -Ccodegen-units=1 -Copt-level=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests -Cpanic=abort"
+        RUSTFLAGS: "-Cinstrument-coverage -Ccodegen-units=1 -Copt-level=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests -Cpanic=abort"
         RUSTDOCFLAGS: "-Cpanic=abort"
+        LLVM_PROFILE_FILE: ${{ github.workspace }}/build/profile-%p-%m.profraw
         RUST_BACKTRACE: "1"
         # RUSTUP_TOOLCHAIN: ${{ steps.vars.outputs.TOOLCHAIN }}
     - name: Generate coverage data (via `grcov`)
diff --git a/.github/workflows/GnuTests.yml b/.github/workflows/GnuTests.yml
index fc165e0b3e5..0ba2821672e 100644
--- a/.github/workflows/GnuTests.yml
+++ b/.github/workflows/GnuTests.yml
@@ -383,8 +383,9 @@ jobs:
         locale -a
     - name: Build binaries
       env:
-        RUSTFLAGS: "-Zprofile -Ccodegen-units=1 -Copt-level=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests -Cpanic=abort"
+        RUSTFLAGS: "-Cinstrument-coverage -Ccodegen-units=1 -Copt-level=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests -Cpanic=abort"
         RUSTDOCFLAGS: "-Cpanic=abort"
+        LLVM_PROFILE_FILE: ${{ github.workspace }}/build/profile-%p-%m.profraw
       run: |
         ## Build binaries
         cd uutils