diff --git a/modules/pack/src/sd0/fs.rs b/modules/pack/src/sd0/fs.rs
index 098dded1..2bbc284f 100644
--- a/modules/pack/src/sd0/fs.rs
+++ b/modules/pack/src/sd0/fs.rs
@@ -26,6 +26,8 @@ use super::{
 pub struct Converter {
     /// Whether to generate 'si0' files
     pub generate_segment_index: bool,
+    /// Compression level (0-9). Defaults to best (9) if not set.
+    pub compression: Option<u32>,
 }
 
 const fn compress_bound(source_len: usize) -> usize {
@@ -52,7 +54,10 @@ impl Converter {
         let mut start: u32 = 0;
         let mut compressed_start: u32 = 0;
 
-        let level = Compression::best();
+        let level = self
+            .compression
+            .map(Compression::new)
+            .unwrap_or_else(Compression::best);
         let mut cmp = flate2::Compress::new(level, true);
 
         output_file.write_all(b"sd0\x01\xff")?;
diff --git a/modules/pack/src/txt/gen.rs b/modules/pack/src/txt/gen.rs
index eb32eb7b..c6fdaaf3 100644
--- a/modules/pack/src/txt/gen.rs
+++ b/modules/pack/src/txt/gen.rs
@@ -88,7 +88,7 @@ pub fn push_command(config: &mut Config, cmd: Command) {
         Command::RemFile { filename } => {
             let pack = config.pack_files.iter_mut().next_back().unwrap();
             pack.args.push(PackFileArg {
-                effect: ArgEffect::Include,
+                effect: ArgEffect::Exclude,
                 name: filename,
                 kind: crate::pki::gen::ArgKind::File,
             })