diff --git a/src/vm.py b/src/vm.py
index b1b55dd..8fb1490 100644
--- a/src/vm.py
+++ b/src/vm.py
@@ -139,7 +139,7 @@ class VM:
         """
         Continue from current breakpoint
         """
-        while self.pc.value < len(self.mem):
+        while self.pc.value * 4 < len(self.mem):
             if self.pc.value in self.breakpoints:
                 raise Breakpoint(self.pc.value)
             self.step()