diff --git a/common/src/main/java/com/dfsek/terra/api/util/JarUtil.java b/common/src/main/java/com/dfsek/terra/api/util/JarUtil.java
index 8dcbff534..981dfdb7f 100644
--- a/common/src/main/java/com/dfsek/terra/api/util/JarUtil.java
+++ b/common/src/main/java/com/dfsek/terra/api/util/JarUtil.java
@@ -6,21 +6,13 @@ import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
-import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
-import java.nio.file.Files;
-import java.nio.file.Paths;
 import java.util.Enumeration;
-import java.util.UUID;
-import java.util.concurrent.atomic.AtomicReference;
 import java.util.jar.JarEntry;
 import java.util.jar.JarFile;
 
 public class JarUtil {
-
-    private static final AtomicReference<File> terraModJar = new AtomicReference<>(null);
-
     public static void copyResourcesToDirectory(JarFile fromJar, String sourceDir, String destDir) throws IOException {
         for(Enumeration<JarEntry> entries = fromJar.entries(); entries.hasMoreElements(); ) {
             JarEntry entry = entries.nextElement();
@@ -46,28 +38,7 @@ public class JarUtil {
     }
 
     public static JarFile getJarFile() throws URISyntaxException, IOException {
-        final File _jarFile1 = terraModJar.get();
-        if(_jarFile1 != null) return new JarFile(_jarFile1);
-        synchronized(terraModJar) {
-            final File _jarFile2 = terraModJar.get();
-            if(_jarFile2 != null) return new JarFile(_jarFile2);
-
-            // uncached here
-            final URI jarURI = getJarURL().toURI();
-            if(jarURI.getScheme() == null || !jarURI.getScheme().equalsIgnoreCase("file")) {
-                final File tempFile = File.createTempFile("terra-jar-" + UUID.randomUUID(), ".jar");
-                try(final FileOutputStream out = new FileOutputStream(tempFile)) {
-                    Files.copy(Paths.get(jarURI), out);
-                }
-                tempFile.deleteOnExit();
-                terraModJar.set(tempFile);
-                return new JarFile(tempFile);
-            } else {
-                final File jarFile = new File(jarURI);
-                terraModJar.set(jarFile);
-                return new JarFile(jarFile);
-            }
-        }
+        return new JarFile(new File(getJarURL().toURI()));
     }
 
     public static URL getJarURL() {
diff --git a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/TerraFabricPlugin.java b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/TerraFabricPlugin.java
index 4a3c4bf18..0863bf5d9 100644
--- a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/TerraFabricPlugin.java
+++ b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/TerraFabricPlugin.java
@@ -27,6 +27,7 @@ import com.dfsek.terra.api.registry.CheckedRegistry;
 import com.dfsek.terra.api.registry.LockedRegistry;
 import com.dfsek.terra.api.transform.Transformer;
 import com.dfsek.terra.api.transform.Validator;
+import com.dfsek.terra.api.util.JarUtil;
 import com.dfsek.terra.api.util.generic.pair.Pair;
 import com.dfsek.terra.api.util.logging.DebugLogger;
 import com.dfsek.terra.api.util.logging.Logger;
@@ -73,10 +74,18 @@ import org.apache.commons.io.FileUtils;
 import org.apache.logging.log4j.LogManager;
 
 import java.io.File;
+import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.nio.file.Files;
+import java.nio.file.Paths;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.UUID;
+import java.util.concurrent.atomic.AtomicReference;
+import java.util.jar.JarFile;
 
 
 public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
@@ -137,6 +146,35 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
     private File dataFolder;
     private final CommandManager manager = new TerraCommandManager(this);
 
+    private final AtomicReference<File> terraModJar = new AtomicReference<>(null);
+
+    @Override
+    public JarFile getModJar() throws URISyntaxException, IOException {
+        if(!FabricLoader.getInstance().isDevelopmentEnvironment()) return TerraPlugin.super.getModJar();
+        final File _jarFile1 = terraModJar.get();
+        if(_jarFile1 != null) return new JarFile(_jarFile1);
+        synchronized(terraModJar) {
+            final File _jarFile2 = terraModJar.get();
+            if(_jarFile2 != null) return new JarFile(_jarFile2);
+
+            // uncached here
+            final URI jarURI = JarUtil.getJarURL().toURI();
+            if(jarURI.getScheme() == null || !jarURI.getScheme().equalsIgnoreCase("file")) {
+                final File tempFile = File.createTempFile("terra-jar-" + UUID.randomUUID(), ".jar");
+                try(final FileOutputStream out = new FileOutputStream(tempFile)) {
+                    Files.copy(Paths.get(jarURI), out);
+                }
+                tempFile.deleteOnExit();
+                terraModJar.set(tempFile);
+                return new JarFile(tempFile);
+            } else {
+                final File jarFile = new File(jarURI);
+                terraModJar.set(jarFile);
+                return new JarFile(jarFile);
+            }
+        }
+    }
+
     public CommandManager getManager() {
         return manager;
     }