diff --git a/.github/actions/bench/action.yml b/.github/actions/bench/action.yml
index ba6a6c65b..938147bc0 100644
--- a/.github/actions/bench/action.yml
+++ b/.github/actions/bench/action.yml
@@ -66,6 +66,7 @@ runs:
             - $(nix --version)
             - $(${{ matrix.target.cross_prefix }}gcc --version | grep -m1 "")
             - $(bash --version | grep -m1 "")
+            - CFLAGS: ${{ inputs.cflags }}
 
             ## CPU Info
             $(cat /proc/cpuinfo)
diff --git a/.github/workflows/bench.yml b/.github/workflows/bench.yml
index f4acfc493..4dd9c7b12 100644
--- a/.github/workflows/bench.yml
+++ b/.github/workflows/bench.yml
@@ -43,7 +43,7 @@ jobs:
           name: Arm Cortex-A55 (Snapdragon 888) benchmarks
           bench_pmu: PERF
           archflags: "-mcpu=cortex-a55 -march=armv8.2-a"
-          cflags: "-flto -static -DFORCE_AARCH64 -DMLKEM_NATIVE_FIPS202_BACKEND=\"'aarch64/cortex_a55.h'\""
+          cflags: "-flto -static -DFORCE_AARCH64 -DMLKEM_NATIVE_FIPS202_BACKEND=\\\\\\\"aarch64/cortex_a55.h\\\\\\\""
           bench_extra_args: -w exec-on-a55
         - system: bpi
           name: Bananapi bpi-f3 benchmarks
diff --git a/scripts/lib/mlkem_test.py b/scripts/lib/mlkem_test.py
index 796c4953a..16cd7a27a 100644
--- a/scripts/lib/mlkem_test.py
+++ b/scripts/lib/mlkem_test.py
@@ -28,6 +28,7 @@ class CompileOptions(object):
     def __init__(
         self, cross_prefix: str, cflags: str, arch_flags: str, auto: bool, verbose: bool
     ):
+        print(f"CFLAGS: <{cflags}>")
         self.cross_prefix = cross_prefix
         self.cflags = cflags
         self.arch_flags = arch_flags
@@ -99,7 +100,7 @@ def dict2str(dict):
         ] + extra_make_args
 
         make_envs = (
-            {"CFLAGS": f"{self.cflags}"} if self.cflags is not None else {}
+            {"CFLAGS": self.cflags} if self.cflags is not None else {}
         ) | (
             {"ARCH_FLAGS": f"{self.arch_flags}"} if self.arch_flags is not None else {}
         )