diff --git a/src/main/java/madsciencemod/patches/UpgradePatches.java b/src/main/java/madsciencemod/patches/UpgradePatches.java
index bb7a93a..04fef4b 100644
--- a/src/main/java/madsciencemod/patches/UpgradePatches.java
+++ b/src/main/java/madsciencemod/patches/UpgradePatches.java
@@ -55,7 +55,7 @@ public static class CardGroup_getUpgradableCards {
     public static class CardGroup_hasUpgradableCards {
         public static ExprEditor Instrument() { return patch; }
     }
-    @SpirePatch(cls="com.megacrit.cardcrawl.helpers.CardLibrary", method="getCopy", paramtypes={"String","int","int"})
+    @SpirePatch(cls="com.megacrit.cardcrawl.helpers.CardLibrary", method="getCopy", paramtypes={"java.lang.String","int","int"})
     public static class CardLibrary_buttonEffect {
         public static ExprEditor Instrument() { return patch; }
     }