diff --git a/src/BizHawk.Client.EmuHawk/MainForm.cs b/src/BizHawk.Client.EmuHawk/MainForm.cs
index 611b5e12c8..2383b3c0b9 100644
--- a/src/BizHawk.Client.EmuHawk/MainForm.cs
+++ b/src/BizHawk.Client.EmuHawk/MainForm.cs
@@ -739,22 +739,11 @@ namespace BizHawk.Client.EmuHawk
 				}
 
 				_emulatorPaused = value;
-				OnPauseChanged?.Invoke(this, new PauseChangedEventArgs(_emulatorPaused));
+				OnPauseChanged?.Invoke(_emulatorPaused);
 			}
 		}
 
-		public delegate void PauseChangedEventHandler(object sender, PauseChangedEventArgs e);
-		public event PauseChangedEventHandler OnPauseChanged;
-
-		public class PauseChangedEventArgs : EventArgs
-		{
-			public PauseChangedEventArgs(bool paused)
-			{
-				Paused = paused;
-			}
-
-			public bool Paused { get; }
-		}
+		public event Action<bool> OnPauseChanged;
 
 		public string CurrentlyOpenRom { get; private set; } // todo - delete me and use only args instead
 		public LoadRomArgs CurrentlyOpenRomArgs { get; private set; }
diff --git a/src/BizHawk.Client.EmuHawk/tools/Debugger/GenericDebugger.Disassembler.cs b/src/BizHawk.Client.EmuHawk/tools/Debugger/GenericDebugger.Disassembler.cs
index 37913f6b16..3f4840dc12 100644
--- a/src/BizHawk.Client.EmuHawk/tools/Debugger/GenericDebugger.Disassembler.cs
+++ b/src/BizHawk.Client.EmuHawk/tools/Debugger/GenericDebugger.Disassembler.cs
@@ -241,12 +241,9 @@ namespace BizHawk.Client.EmuHawk
 			}
 		}
 
-		private void OnPauseChanged(object sender, MainForm.PauseChangedEventArgs e)
+		private void OnPauseChanged(bool isPaused)
 		{
-			if (e.Paused)
-			{
-				FullUpdate();
-			}
+			if (isPaused) FullUpdate();
 		}
 
 		private void DisassemblerContextMenu_Opening(object sender, EventArgs e)