diff --git a/rsrc/strings/specials-text-affect.txt b/rsrc/strings/specials-text-affect.txt
index 905ca526..2033badd 100644
--- a/rsrc/strings/specials-text-affect.txt
+++ b/rsrc/strings/specials-text-affect.txt
@@ -398,7 +398,7 @@ Unused
 Unused
 Unused
 Which Recipe
-Unused
+1 - remove, 0 - give
 Unused
 Unused
 Unused
diff --git a/src/game/boe.specials.cpp b/src/game/boe.specials.cpp
index 63decd0e..bc0bdd75 100644
--- a/src/game/boe.specials.cpp
+++ b/src/game/boe.specials.cpp
@@ -3134,7 +3134,7 @@ void affect_spec(const runtime_state& ctx) {
 				showError("Alchemy is out of range.");
 				break;
 			}
-			univ.party.alchemy[spec.ex1a] = true;
+			univ.party.alchemy[spec.ex1a] = !spec.ex1b;
 			break;
 		case eSpecType::AFFECT_SOUL_CRYSTAL:
 			if(pc_num < 100) break;