diff --git a/file-analysis.dockerfile b/file-analysis.dockerfile
index f789f2f..11a2cf2 100644
--- a/file-analysis.dockerfile
+++ b/file-analysis.dockerfile
@@ -27,6 +27,7 @@ RUN apt-get update && apt-get install -y \
   unoconv \
   ruby \
   pev \
+  osslsigncode \
   unzip ; \
   rm -rf /var/lib/apt/lists/*