diff --git a/build.gradle b/build.gradle
index 39a7d39..9f91958 100644
--- a/build.gradle
+++ b/build.gradle
@@ -184,4 +184,14 @@ publishing {
             }
         }
     }
+}
+
+// With two publications (maven + shaded), both sign tasks write their .asc into build/libs, and each
+// publish task reads from build/libs — so Gradle's strict validation flags an implicit dependency
+// between publish and the *other* publication's sign task and fails the build. Order all publish
+// tasks after all sign tasks to make the dependency explicit.
+import org.gradle.api.publish.maven.tasks.AbstractPublishToMaven
+import org.gradle.plugins.signing.Sign
+tasks.withType(AbstractPublishToMaven).configureEach {
+    mustRunAfter(tasks.withType(Sign))
 }
\ No newline at end of file