diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 487844b6c..bc64ed1f5 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -39,7 +39,7 @@ jobs:
           # Oak_Icon.svg).
           sudo apt-get install -y \
             cmake \
-            libpipewire-0.3-dev libspa-0.2-dev \
+            libpipewire-0.3-dev libspa-0.2-dev libjack-jackd2-dev \
             librsvg2-bin \
             libgl1-mesa-dev libgl1-mesa-dri mesa-vulkan-drivers \
             libvulkan-dev libxkbcommon-dev
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c7fa7b10d..8bd1d99df 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -53,7 +53,7 @@ jobs:
           # X11, software Mesa Vulkan (lavapipe) and xvfb.
           sudo apt-get install -y \
             cmake \
-            libpipewire-0.3-dev libspa-0.2-dev \
+            libpipewire-0.3-dev libspa-0.2-dev libjack-jackd2-dev \
             libgl1-mesa-dev libgl1-mesa-dri mesa-vulkan-drivers \
             libvulkan-dev libxkbcommon-dev xvfb