diff --git a/pyproject.toml b/pyproject.toml
index f9a4621..f6b0fba 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,7 +29,8 @@ dependencies = [
     "numpy",
     "matplotlib",
     "scipy",
-    "torchvision"
+    "torchvision",
+    "mrcfile"
 ]
 #dynamic = ["version"]
 
@@ -41,4 +42,4 @@ dependencies = [
 #my-script = "my_package.module:function"
 
 # ... other project metadata fields as specified in:
-#     https://packaging.python.org/en/latest/specifications/declaring-project-metadata/
\ No newline at end of file
+#     https://packaging.python.org/en/latest/specifications/declaring-project-metadata/