diff --git a/.travis/linux-mingw/docker.sh b/.travis/linux-mingw/docker.sh
index d15c3f6e84..6cf43a0060 100755
--- a/.travis/linux-mingw/docker.sh
+++ b/.travis/linux-mingw/docker.sh
@@ -57,3 +57,4 @@ done
 
 pip3 install pefile
 python3 .travis/linux-mingw/scan_dll.py package/*.exe "package/"
+python3 .travis/linux-mingw/scan_dll.py package/imageformats/*.dll "package/"