diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fcb3a592..ed14b9c3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -56,41 +56,40 @@ jobs:
     strategy:
       matrix:
         include:
-          - { rust: stable, vendor: Atmel, options: "" }
-          - { rust: stable, vendor: Atmel, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: Freescale, options: "" }
+          # TODO: There are currently no working Atmel tests...
+          # - { rust: stable, vendor: Atmel }
+          # - { rust: stable, vendor: Atmel, options: "-- --strict --atomics" }
+          - { rust: stable, vendor: Freescale }
           - { rust: stable, vendor: Freescale, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: Fujitsu, options: "" }
+          - { rust: stable, vendor: Fujitsu }
           - { rust: stable, vendor: Fujitsu, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: GD32, options: "" }
-          - { rust: stable, vendor: GD32, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: Holtek, options: "" }
+          - { rust: stable, vendor: Holtek }
           - { rust: stable, vendor: Holtek, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: Atmel, options: "" }
+          - { rust: stable, vendor: Atmel }
           - { rust: stable, vendor: Atmel, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: Microchip, options: "" }
+          - { rust: stable, vendor: Microchip }
           - { rust: stable, vendor: Microchip, options: "-- --atomics" }
-          - { rust: stable, vendor: Nordic, options: "" }
+          - { rust: stable, vendor: Nordic }
           - { rust: stable, vendor: Nordic, options: "-- --strict --atomics" }
           - { rust: 1.76.0, vendor: Nordic, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: Nuvoton, options: "" }
+          - { rust: stable, vendor: Nuvoton }
           - { rust: stable, vendor: Nuvoton, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: NXP, options: "" }
+          - { rust: stable, vendor: NXP }
           - { rust: stable, vendor: NXP, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: RISC-V, options: "" }
+          - { rust: stable, vendor: RISC-V }
           - { rust: stable, vendor: RISC-V, options: "-- --strict --atomics" }
           - { rust: stable, vendor: SiliconLabs, options: "" }
           - { rust: stable, vendor: SiliconLabs, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: Spansion, options: "" }
+          - { rust: stable, vendor: Spansion }
           - { rust: stable, vendor: Spansion, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: STMico, options: "" }
+          - { rust: stable, vendor: STMico }
           - { rust: stable, vendor: STMico, options: "-- --atomics" }
           - { rust: stable, vendor: STMico, options: "-- --strict -f enum_value::p: --max-cluster-size --atomics --atomics-feature atomics --impl-debug --impl-defmt defmt" }
-          - { rust: stable, vendor: Toschiba, options: "" }
+          - { rust: stable, vendor: Toschiba }
           - { rust: stable, vendor: Toschiba, options: "-- --strict --atomics" }
-          - { rust: stable, vendor: MSP430, options: "" }
+          - { rust: stable, vendor: MSP430 }
           - { rust: stable, vendor: MSP430, options: "-- --atomics" }
-          - { rust: stable, vendor: Espressif, options: "" }
+          - { rust: stable, vendor: Espressif }
           - { rust: stable, vendor: Espressif, options: "-- --atomics" }
 
     steps:
@@ -108,7 +107,7 @@ jobs:
           cargo install svd2rust --path .
 
       - name: Run regression tool
-        run: cargo regress tests -m ${{ matrix.vendor }} -- ${{ matrix.options }}
+        run: cargo regress tests -m ${{ matrix.vendor }} ${{ matrix.options }}
 
   ci-clippy:
     runs-on: ubuntu-latest