diff --git a/src/vm.py b/src/vm.py
index 8fb1490..4630938 100644
--- a/src/vm.py
+++ b/src/vm.py
@@ -276,13 +276,13 @@ class VM:
     def _branch_callback(self, cond: int, disp: int) -> None:
         c = Condition(cond)
         vm_c = Condition(self.cc)
-        if (c.v & vm_c.v) & (c.n & vm_c.n) & (c.z & vm_c.z) == c.i:
+        if (c.v & vm_c.v) | (c.n & vm_c.n) | (c.z & vm_c.z) == c.i:
             self.pc = c_uint32(self.pc.value + disp)
 
     def _branch_indexed_callback(self, cond: int, r1: int, disp: int) -> None:
         c = Condition(cond)
         vm_c = Condition(self.cc.value)
-        if (c.v & vm_c.v) & (c.n & vm_c.n) & (c.z & vm_c.z) == c.i:
+        if (c.v & vm_c.v) | (c.n & vm_c.n) | (c.z & vm_c.z) == c.i:
             addr = self.registers[r1].value + disp
             self.pc = c_uint32(addr)