diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f091042..d99d1f6 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -48,6 +48,7 @@ jobs:
         run: |
           VS=/mnt/c/Program\ Files\ \(x86\)/Microsoft\ Visual\ Studio/2019/Enterprise
           PATH=$VS/VC/Tools/MSVC/14.29.30133/bin/Hostx64/x64:$VS/Common7/IDE/CommonExtensions/Microsoft/CMake/CMake/bin:$PATH
+          sudo apt -y install yasm
           mkdir build
           #BUILD=$(realpath build)
           #tar zxf *.tgz -C build