diff --git a/build.sh b/build.sh
index b01b617..10ac2ea 100755
--- a/build.sh
+++ b/build.sh
@@ -56,7 +56,7 @@ EOF
 
 mkdir -p artifacts
 ARTIFACTS_PATH="$PWD/artifacts"
-BUILD_NAME="ffmpeg-$(./ffbuild/ffmpeg/ffbuild/version.sh ffbuild/ffmpeg)-${TARGET}-${VARIANT}"
+BUILD_NAME="ffmpeg-$(./ffbuild/ffmpeg/ffbuild/version.sh ffbuild/ffmpeg)-${TARGET}-${VARIANT}${ADDINS_STR:+-}${ADDINS_STR}"
 
 mkdir -p "ffbuild/pkgroot/$BUILD_NAME"
 package_variant ffbuild/prefix "ffbuild/pkgroot/$BUILD_NAME"