diff --git a/frontends/moa-console/src/bin/moa-bench.rs b/frontends/moa-console/src/bin/moa-bench.rs
index 12aa029..0320404 100644
--- a/frontends/moa-console/src/bin/moa-bench.rs
+++ b/frontends/moa-console/src/bin/moa-bench.rs
@@ -43,7 +43,7 @@ fn main() {
         //cpu.decoder.dump_disassembly(&mut system, 0x100000, 0x2000);
         //cpu.decoder.dump_disassembly(&mut system, 0x2ac, 0x200);
 
-        system.add_interruptable_device(wrap_transmutable(cpu)).unwrap();
+        system.add_interruptable_device("cpu", wrap_transmutable(cpu)).unwrap();
 
         system.run_loop();
     });
diff --git a/frontends/moa-console/src/lib.rs b/frontends/moa-console/src/lib.rs
index 47718ec..f81046e 100644
--- a/frontends/moa-console/src/lib.rs
+++ b/frontends/moa-console/src/lib.rs
@@ -5,7 +5,7 @@ use moa::host::traits::{Host, WindowUpdater};
 pub struct ConsoleFrontend;
 
 impl Host for ConsoleFrontend {
-    fn add_window(&self, updater: Box<dyn WindowUpdater>) -> Result<(), Error> {
+    fn add_window(&mut self, updater: Box<dyn WindowUpdater>) -> Result<(), Error> {
         println!("console: add_window() is not supported from the console; ignoring request...");
         Ok(())
     }
diff --git a/frontends/moa-minifb/src/bin/moa-genesis.rs b/frontends/moa-minifb/src/bin/moa-genesis.rs
index 6d31948..b1bcb44 100644
--- a/frontends/moa-minifb/src/bin/moa-genesis.rs
+++ b/frontends/moa-minifb/src/bin/moa-genesis.rs
@@ -7,7 +7,7 @@ fn main() {
     let matches = moa_minifb::new("Sega Genesis/Mega Drive Emulator")
         .get_matches();
 
-    moa_minifb::run(matches, |frontends| {
+    moa_minifb::run(matches, |frontend| {
         build_genesis(frontend)
     });
 }