Make sure to include the right repo

api/src/main/java/com/velocitypowered/api/command/RawCommand.java

@@ -38,6 +38,7 @@ public interface RawCommand extends Command {
     return suggest(source, String.join(" ", currentArgs));
   }
 
+  @Override
   default boolean hasPermission(CommandSource source, String @NonNull [] args) {
     return hasPermission(source, String.join(" ", args));
   }

build.gradle

@@ -54,6 +54,12 @@ allprojects {
         maven {
             url "https://libraries.minecraft.net"
         }
+
+        // Configurate
+        maven {
+            name = 'sponge'
+            url = 'https://repo.spongepowered.org/maven'
+        }
     }
 
     test {