diff --git a/codebook-cli/src/main/java/io/papermc/codebook/cli/Main.java b/codebook-cli/src/main/java/io/papermc/codebook/cli/Main.java
index ce94d1b..70c6219 100644
--- a/codebook-cli/src/main/java/io/papermc/codebook/cli/Main.java
+++ b/codebook-cli/src/main/java/io/papermc/codebook/cli/Main.java
@@ -469,7 +469,7 @@ private CodeBookContext createContext() {
         }
 
         return CodeBookContext.builder()
-                .tempDir(tempDir)
+                .tempDir(this.tempDir)
                 .remapperJar(remapper)
                 .mappings(mappings)
                 .paramMappings(paramMappings)
diff --git a/src/main/java/io/papermc/codebook/pages/RemapJarPage.java b/src/main/java/io/papermc/codebook/pages/RemapJarPage.java
index 8646b51..902677f 100644
--- a/src/main/java/io/papermc/codebook/pages/RemapJarPage.java
+++ b/src/main/java/io/papermc/codebook/pages/RemapJarPage.java
@@ -56,7 +56,6 @@ public void exec() {
         final Path remapped = this.tempDir.resolve("remapped.jar");
 
         JarRunner.of("AutoRenamingTool", this.remapper)
-                .withMainClass("net.minecraftforge.fart.Main")
                 .withArgs(
                         "--input=" + IOUtil.absolutePathString(this.inputJar),
                         "--output=" + IOUtil.absolutePathString(remapped),