diff --git a/pcsx2/DebugTools/DisassemblyManager.cpp b/pcsx2/DebugTools/DisassemblyManager.cpp
index 9520c19499..d20f55a0f7 100644
--- a/pcsx2/DebugTools/DisassemblyManager.cpp
+++ b/pcsx2/DebugTools/DisassemblyManager.cpp
@@ -575,7 +575,7 @@ void DisassemblyFunction::load()
 		// skip branches and their delay slots
 		if (opInfo.isBranch)
 		{
-			funcPos += 4;
+			if (funcPos < funcEnd) funcPos += 4; // only include delay slots within the function bounds
 			continue;
 		}