diff --git a/.forgejo/workflows/test.yml b/.forgejo/workflows/test.yml
index da9376e..b97b9de 100644
--- a/.forgejo/workflows/test.yml
+++ b/.forgejo/workflows/test.yml
@@ -13,7 +13,10 @@ jobs:
           scripts/check-copyright.sh
       - run: |
           apt-get update -qq
-          apt-get install -qq cvc5 z3
+          apt-get install -qq cvc5 z3 build-essential clang lld bison flex \
+            libreadline-dev gawk tcl-dev libffi-dev git \
+            graphviz xdot pkg-config python3 libboost-system-dev \
+            libboost-python-dev libboost-filesystem-dev zlib1g-dev
       - run: |
           curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain 1.80.1
           source "$HOME/.cargo/env"
@@ -22,7 +25,7 @@ jobs:
           git clone --depth=1 --branch=yosys-0.45 https://github.com/YosysHQ/sby.git
           make -C sby install
       - run: |
-          git clone --depth=1 --branch=0.45 https://github.com/YosysHQ/yosys.git
+          git clone --depth=1 --recursive --branch=0.45 https://github.com/YosysHQ/yosys.git
           cd yosys
           make install -j6
       - run: |