diff --git a/bundleplugin/src/main/java/org/apache/felix/bundleplugin/DependencyEmbedder.java b/bundleplugin/src/main/java/org/apache/felix/bundleplugin/DependencyEmbedder.java
index 7d107a8..f062ec4 100644
--- a/bundleplugin/src/main/java/org/apache/felix/bundleplugin/DependencyEmbedder.java
+++ b/bundleplugin/src/main/java/org/apache/felix/bundleplugin/DependencyEmbedder.java
@@ -39,11 +39,11 @@
  */
 public class DependencyEmbedder
 {
-    public static String EMBED_DEPENDENCY    = "Embed-Dependency";
-    public static String EMBED_DIRECTORY     = "Embed-Directory";
-    public static String EMBED_STRIP_GROUP   = "Embed-StripGroup";
-    public static String EMBED_STRIP_VERSION = "Embed-StripVersion";
-    public static String EMBED_TRANSITIVE    = "Embed-Transitive";
+    public static final String EMBED_DEPENDENCY    = "Embed-Dependency";
+    public static final String EMBED_DIRECTORY     = "Embed-Directory";
+    public static final String EMBED_STRIP_GROUP   = "Embed-StripGroup";
+    public static final String EMBED_STRIP_VERSION = "Embed-StripVersion";
+    public static final String EMBED_TRANSITIVE    = "Embed-Transitive";
 
     /**
      * Dependency artifacts.