diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 120b2a4df..a52b48a77 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -337,7 +337,7 @@ jobs:
       - name: rustdoc
         run: |
             RUSTDOCFLAGS='-D warnings' cargo doc \
-                -p riot-rs
+                -p riot-rs \
                 --features "
                     bench,
                     coap,
@@ -371,35 +371,35 @@ jobs:
 
       - name: rustdoc for RP
         run: |
-            RUSTDOCFLAGS='-D warnings --cfg context="rp2040"' cargo doc
+            RUSTDOCFLAGS='-D warnings --cfg context="rp2040"' cargo doc \
                 --features "
                     external-interrupts,
                     i2c,
                     spi,
                     embassy-rp/rp2040
-                    "
+                    " \
                 -p riot-rs-rp
 
       - name: rustdoc for nRF
         run: |
-            RUSTDOCFLAGS='-D warnings --cfg context="nrf52840"' cargo doc
+            RUSTDOCFLAGS='-D warnings --cfg context="nrf52840"' cargo doc \
                 --features "
                     external-interrupts,
                     i2c,
                     spi,
                     embassy-nrf/nrf52840
-                    "
+                    " \
                 -p riot-rs-nrf
 
       - name: rustdoc for STM32
         run: |
-            RUSTDOCFLAGS='-D warnings --cfg context="stm32wb55rgvx"' cargo doc
+            RUSTDOCFLAGS='-D warnings --cfg context="stm32wb55rgvx"' cargo doc \
                 --features "
                     external-interrupts,
                     i2c,
                     spi,
                     embassy-stm32/stm32wb55rg
-                    "
+                    " \
                 -p riot-rs-stm32
 
       - name: rustfmt