diff --git a/configs/minimal.yaml b/configs/minimal.yaml
index 8da3260f5..d164dc2e2 100644
--- a/configs/minimal.yaml
+++ b/configs/minimal.yaml
@@ -5,8 +5,8 @@ PRESET_BASE: 'minimal'
 
 # Transition
 # ---------------------------------------------------------------
-# TBD, 2**256-1 is a placeholder
-TERMINAL_TOTAL_DIFFICULTY: 115792089237316195423570985008687907853269984665640564039457584007913129639935
+# TBD, 2**256-2**10 is a placeholder
+TERMINAL_TOTAL_DIFFICULTY: 115792089237316195423570985008687907853269984665640564039457584007913129638912
 
 
 # Genesis