diff --git a/ptx/src/pass/filter_for_demo.rs b/ptx/src/pass/filter_for_demo.rs
deleted file mode 100644
index 816aab7..0000000
--- a/ptx/src/pass/filter_for_demo.rs
+++ /dev/null
@@ -1,30 +0,0 @@
-pub(crate) fn run<'input>(
-    directives: Vec<ptx_parser::Directive<'input, ptx_parser::ParsedOperand<&'input str>>>,
-) -> Vec<ptx_parser::Directive<'input, ptx_parser::ParsedOperand<&'input str>>> {
-    let demo_kernels_path = std::env::var("ZLUDA_DEMO_KERNELS").unwrap();
-    let demo_kernels_file = std::fs::read_to_string(demo_kernels_path).unwrap();
-    let demo_kernels = demo_kernels_file
-        .lines()
-        .map(|line| line.trim())
-        .filter(|line| !line.is_empty())
-        .collect::<std::collections::HashSet<_>>();
-    let result = directives
-        .into_iter()
-        .filter(|directive| match directive {
-            ptx_parser::Directive::Method(_, method) => {
-                !method.func_directive.name.is_kernel()
-                    || demo_kernels.contains(method.func_directive.name())
-            }
-            _ => true,
-        })
-        .collect::<Vec<_>>();
-    for directive in result.iter() {
-        match directive {
-            ptx_parser::Directive::Method(_, method) => {
-                eprintln!("{}", method.func_directive.name());
-            }
-            _ => {}
-        }
-    }
-    result
-}
diff --git a/ptx/src/pass/mod.rs b/ptx/src/pass/mod.rs
index e4a22c7..4f87dc3 100644
--- a/ptx/src/pass/mod.rs
+++ b/ptx/src/pass/mod.rs
@@ -13,7 +13,6 @@ use strum_macros::EnumIter;
 
 mod deparamize_functions;
 mod expand_operands;
-mod filter_for_demo;
 mod fix_special_registers;
 mod hoist_globals;
 mod insert_explicit_load_store;
@@ -66,9 +65,7 @@ pub fn to_llvm_module<'input>(
     let mut flat_resolver = GlobalStringIdentResolver2::<'input>::new(SpirvWord(1));
     let mut scoped_resolver = ScopedResolver::new(&mut flat_resolver);
     let sreg_map = SpecialRegistersMap::new(&mut scoped_resolver)?;
-    let directives = filter_for_demo::run(ast.directives);
-    on_pass_end("filter_for_demo");
-    let directives = normalize_identifiers2::run(&mut scoped_resolver, directives)?;
+    let directives = normalize_identifiers2::run(&mut scoped_resolver, ast.directives)?;
     on_pass_end("normalize_identifiers2");
     let directives = replace_known_functions::run(&mut flat_resolver, directives);
     on_pass_end("replace_known_functions");