diff --git a/build.gradle b/build.gradle
index 99d11f04..0d19de30 100644
--- a/build.gradle
+++ b/build.gradle
@@ -104,25 +104,32 @@ if (!project.hasProperty("keystore_password")) // keystore stuff
 if (!project.hasProperty("ee3_keystore_alias")) // keystore stuff
     ext.ee3_keystore_alias = ""
 
-task signJar(dependsOn: "reobf") {
-    inputs.file jar.getArchivePath()
+task signJar(dependsOn: ["reobf", "devJar"]) {
+    inputs.dir jar.destinationDir
     inputs.file keystore_location
     inputs.property "ee3_keystore_alias", ee3_keystore_alias
     inputs.property "keystore_password", keystore_password
-    outputs.file jar.getArchivePath()
+    outputs.dir devJar.destinationDir
+    
     // only sign if the keystore exists
     onlyIf {
         return keystore_location != "." && keystore_password != ""
     }
     // the actual action.. sign the jar.
     doLast {
-        ant.signjar(
-                destDir: jar.destinationDir,
-                jar: jar.getArchivePath(),
+        jar.destinationDir.eachFile { file ->
+            if (!file.getPath().endsWith(".jar"))
+                return; // skip non-jars
+
+            logger.lifecycle "signing $file"
+            ant.signjar(
+                destDir: file.getParentFile(), // same place it came from
+                jar: file,
                 keystore: keystore_location,
                 alias: ee3_keystore_alias,
                 storepass: keystore_password
-        )
+            )
+       }
     }
 }
 
@@ -179,4 +186,4 @@ uploadArchives {
             }
         }
     }
-}
\ No newline at end of file
+}