diff --git a/Packages.toml b/Packages.toml
index 69fff0be..77126967 100644
--- a/Packages.toml
+++ b/Packages.toml
@@ -51,6 +51,9 @@ skip = [
     "Term",
     # generating way too much output
     "OptimKit",
+    # unsafe pointer handling
+    "FITSIO",
+    "OIFITS",
 
     # requires specific environment
     "AWSS3",                # AWS secrets