diff --git a/rex/exploit/techniques/explore_for_exploit.py b/rex/exploit/techniques/explore_for_exploit.py
index f1cda15..7fbb2d1 100644
--- a/rex/exploit/techniques/explore_for_exploit.py
+++ b/rex/exploit/techniques/explore_for_exploit.py
@@ -195,7 +195,7 @@ def _get_writable_pages(state):
         curr_start = -1
         ranges = []
         for page_num, page in sorted(state.memory._pages.items(), key=lambda x:x[0]):
-            if not state.solver.eval(page.permissions) & 0x2:
+            if not state.solver.eval(page.permission_bits) & 0x2:
                 continue
             page_addr = page_num*0x1000
             if page_addr != last_addr:
diff --git a/rex/exploit/techniques/rop_leak_memory.py b/rex/exploit/techniques/rop_leak_memory.py
index ffd214c..b68f8c8 100644
--- a/rex/exploit/techniques/rop_leak_memory.py
+++ b/rex/exploit/techniques/rop_leak_memory.py
@@ -28,7 +28,7 @@ def _get_writable_pages(state):
         curr_start = -1
         ranges = []
         for page_num, page in sorted(state.memory._pages.items(), key=lambda x:x[0]):
-            if not state.solver.eval(page.permissions) & 0x2:
+            if not state.solver.eval(page.permission_bits) & 0x2:
                 continue
             page_addr = page_num*0x1000
             if page_addr != last_addr: