diff --git a/src/main/java/com/r35157/nenjim/kicker/NenjimProcess.java b/src/main/java/com/r35157/nenjim/kicker/NenjimProcess.java
index db48dbf..c6784a2 100644
--- a/src/main/java/com/r35157/nenjim/kicker/NenjimProcess.java
+++ b/src/main/java/com/r35157/nenjim/kicker/NenjimProcess.java
@@ -2,12 +2,13 @@ package com.r35157.nenjim.kicker;
 
 import com.r35157.nenjim.hubd.Context;
 import com.r35157.nenjim.hubd.NenjimHub;
+import org.jetbrains.annotations.NotNull;
 
 public interface NenjimProcess {
     void run() throws Exception;
 
-    void setContext(Context context);
-    void setHub(NenjimHub hub);
+    void setContext(@NotNull Context context);
+    void setHub(@NotNull NenjimHub hub);
 
-    String getName();
+    @NotNull String getName();
 }