diff --git a/.gitignore b/.gitignore
index 969b2d256e20aca8f48ab1e5a40fa1f2eda83f07..6ada2877b3453550a6cec11b68ffad30847f84bf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,6 @@
 test_data/*.MS
 Docker/scripts
-
+*.sif
 # Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]