diff --git a/src/Tools/psxcdgen_ex/Cargo.toml b/src/Tools/psxcdgen_ex/Cargo.toml
index 8ecceb95..8c43c0ad 100644
--- a/src/Tools/psxcdgen_ex/Cargo.toml
+++ b/src/Tools/psxcdgen_ex/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "psxcdgen_ex"
-version = "0.3.0"
+version = "0.3.1"
 edition = "2021"
 
 [profile.release]
diff --git a/src/Tools/psxcdgen_ex/src/lib.rs b/src/Tools/psxcdgen_ex/src/lib.rs
index bb872865..708e02a8 100644
--- a/src/Tools/psxcdgen_ex/src/lib.rs
+++ b/src/Tools/psxcdgen_ex/src/lib.rs
@@ -30,9 +30,7 @@ pub fn process(config: config_reader::Configuration, calculate_lba: LbaCalculato
     Ok((cd_desc, lba_embedded_files))
 }
 
-pub fn process_files(file_map: FileSystemMap, lba_embedded_files: LBAEmbeddedFiles, length_func: LengthCalculatorFunction) -> Result<usize, Error> {
-    let mut size_bytes = 0;
-
+pub fn process_files(file_map: FileSystemMap, lba_embedded_files: LBAEmbeddedFiles, length_func: LengthCalculatorFunction) -> Result<(), Error> {
     for lba_embedded_file_raw in lba_embedded_files {
         let new_content_info = {
             let mut lba_embedded_file = lba_embedded_file_raw.borrow_mut();
@@ -62,10 +60,9 @@ pub fn process_files(file_map: FileSystemMap, lba_embedded_files: LBAEmbeddedFil
                 }
             }
         }
-        size_bytes += lba_embedded_file_raw.borrow().get_extended_size();
     }
     
-    Ok(size_bytes)
+    Ok(())
 }
 
 pub fn dump_content(cd_desc: &CDDesc, mut out: Output) -> Result<(), Error> {
diff --git a/src/Tools/psxcdgen_ex/src/main.rs b/src/Tools/psxcdgen_ex/src/main.rs
index 65d74ab0..3293166c 100644
--- a/src/Tools/psxcdgen_ex/src/main.rs
+++ b/src/Tools/psxcdgen_ex/src/main.rs
@@ -42,10 +42,10 @@ fn run_main(cmd_line: CommandLine) -> Result<(), Error> {
     let (mut desc, lba_embedded_files) = psxcdgen_ex::process(config_reader::parse_xml(read_file_to_string(&cmd_line.input_file)?)?, encoding_functions.lba_calculator)?;
     let file_map                       = desc.create_file_map();
 
-    let content_size = psxcdgen_ex::process_files(file_map, lba_embedded_files, encoding_functions.length_calculator)?;
+    psxcdgen_ex::process_files(file_map, lba_embedded_files, encoding_functions.length_calculator)?;
+    let content_size = desc.get_content_size();
     if content_size < PKG_MINIMUM_CONTENT_SIZE {
         let missing_size = PKG_MINIMUM_CONTENT_SIZE - content_size;
-        // TODO: How does this matter when we have CD tracks?
         desc.set_end_padding(missing_size);
         tool_helper::print_warning(format!("Content size {}b smaller then {}b.\nCD will be padded with {}b to work as a .pkg", content_size, PKG_MINIMUM_CONTENT_SIZE, missing_size));
     }
diff --git a/src/Tools/psxcdgen_ex/src/types/mod.rs b/src/Tools/psxcdgen_ex/src/types/mod.rs
index 247e471c..5a911ae1 100644
--- a/src/Tools/psxcdgen_ex/src/types/mod.rs
+++ b/src/Tools/psxcdgen_ex/src/types/mod.rs
@@ -60,6 +60,19 @@ impl CDDesc {
         file_map::new_file_map(&self.root.borrow())
     }
 
+    pub fn get_content_size(&self) -> usize {
+        let mut size = 0;
+
+        Self::for_each_dir(&self.root, &mut |dir| {
+            size += dir.get_extended_size();
+            for file in &dir.files {
+                size += file.borrow().get_extended_size();
+            }
+        });
+        
+        size
+    }
+
     pub(super) fn for_each_dir_mut<T: Fn(&mut Directory)>(dir: SharedPtr<Directory>, function: &T) {
         let mut dir = dir.borrow_mut();
 
@@ -68,6 +81,15 @@ impl CDDesc {
             Self::for_each_dir_mut(sub_dir.clone(), function);
         }
     }
+
+    fn for_each_dir<T: FnMut(&Directory)>(dir: &SharedPtr<Directory>, function: &mut T) {
+        let dir = dir.borrow();
+
+        function(&dir);
+        for sub_dir in &dir.dirs {
+            Self::for_each_dir(&sub_dir, function);
+        }
+    }
 }
 
 pub struct SystemArea {