diff --git a/lib/jopenssl/_compat23.rb b/lib/jopenssl/_compat23.rb
index 978a8ce0..f2a61c29 100644
--- a/lib/jopenssl/_compat23.rb
+++ b/lib/jopenssl/_compat23.rb
@@ -25,16 +25,6 @@ def set_pqg(p, q, g)
 
     end
 
-    class DSA
-
-      def set_key(pub_key, priv_key)
-        self.pub_key = pub_key
-        self.priv_key = priv_key
-        self
-      end
-
-    end
-
   end
 
 end
diff --git a/src/main/java/org/jruby/ext/openssl/PKeyDSA.java b/src/main/java/org/jruby/ext/openssl/PKeyDSA.java
index 53acd197..aebd1e68 100644
--- a/src/main/java/org/jruby/ext/openssl/PKeyDSA.java
+++ b/src/main/java/org/jruby/ext/openssl/PKeyDSA.java
@@ -512,6 +512,14 @@ public IRubyObject set_pqg(IRubyObject p, IRubyObject q, IRubyObject g) {
         return this;
     }
 
+    @JRubyMethod
+    public IRubyObject set_key(final ThreadContext context, IRubyObject pub_key, IRubyObject priv_key) {
+        this.dsa_y = BN.getBigInteger(pub_key);
+        this.dsa_x = BN.getBigInteger(priv_key);
+        generateKeyInternal();
+        return this;
+    }
+
     @JRubyMethod(name = "priv_key")
     public synchronized IRubyObject get_priv_key() {
         DSAPrivateKey key;