diff --git a/common/src/main/java/org/implab/gradle/common/utils/ObjectsMixin.java b/common/src/main/java/org/implab/gradle/common/utils/ObjectsMixin.java
new file mode 100644
--- /dev/null
+++ b/common/src/main/java/org/implab/gradle/common/utils/ObjectsMixin.java
@@ -0,0 +1,27 @@
+package org.implab.gradle.common.utils;
+
+import java.util.function.Supplier;
+
+import javax.inject.Inject;
+
+import org.gradle.api.model.ObjectFactory;
+import org.gradle.api.provider.Provider;
+import org.gradle.api.provider.ProviderFactory;
+
+import groovy.lang.Closure;
+
+public interface ObjectsMixin {
+    @Inject
+    ObjectFactory getObjects();
+
+    @Inject
+    ProviderFactory getProviders();
+
+    default <T> Provider<T> provider(Supplier<T> supplier) {
+        return getProviders().provider(supplier::get);
+    }
+
+    default <T> Provider<T> provider(Closure<T> closure) {
+        return getProviders().provider(closure);
+    }
+}