diff --git a/include/constants/battle_config.h b/include/constants/battle_config.h
index 5e0491b610..ef9405cc5a 100644
--- a/include/constants/battle_config.h
+++ b/include/constants/battle_config.h
@@ -112,7 +112,7 @@
 #define B_PP_REDUCED_BY_SPITE       GEN_6 // In Gen4+, Spite reduces the foe's last move's PP by 4, instead of 2 to 5.
 #define B_CAN_SPITE_FAIL            GEN_6 // In Gen4+, Spite can no longer fail if the foe's last move only has 1 remaining PP.
 #define B_CRASH_IF_TARGET_IMMUNE    GEN_6 // In Gen4+, The user of Jump Kick or Hi Jump Kick will "keep going and crash" if it attacks a target that is immune to the move.
-#define B_MEMENTO_FAIL              GEN_4 // in Gen4+, memento fails if there is no target or if the target is protected or behind substitute. But not if atk/sp.atk are at -6
+#define B_MEMENTO_FAIL              GEN_4 // In Gen4+, memento fails if there is no target or if the target is protected or behind substitute. But not if atk/sp.atk are at -6
 
 // Ability settings
 #define B_ABILITY_WEATHER           GEN_6 // In Gen6+, ability-induced weather lasts 5 turns. Before, it lasted until the battle ended or until it was changed by a move.