diff --git a/ci/build.sh b/ci/build.sh
index 2f554b7..37b503b 100755
--- a/ci/build.sh
+++ b/ci/build.sh
@@ -103,7 +103,7 @@ if [ "$(expr substr $(uname -s) 1 10)" == "MINGW64_NT" ]; then
   cd "$ROOT"
 
   cmake --preset vs
-  cmake --build --preset vs --config Release
+  cmake --build --preset vs --config Release -j 3
 
   cd "$ROOT/ci/bin"