diff --git a/gates/predefined/xnor_gate.v b/gates/predefined/xnor_gate.v
index b254c8f..f21399e 100644
--- a/gates/predefined/xnor_gate.v
+++ b/gates/predefined/xnor_gate.v
@@ -1,17 +1,17 @@
 include "and_gate.v"
-include "xnor_gate.v"
+include "nor_gate.v"
 include "not_gate.v"
 
 module xnor_gate(a, b, y);
     input a, b;
     output y;
-    logic selA, selB, tmpXnorA, tmpXnorB;
+    logic selA, selB, tmpNorA, tmpNorB;
 
     always @ (a or b)begin
         not_gate(a, selA);
         not_gate(b, selB);
-        and_gate(a, selB, tmpXnorA)
-        and_gate(selA, b, tmpXnorB)
-        xnor_gate(tmpXnorA, tmpXnorB, y)
+        and_gate(a, selB, tmpNorA)
+        and_gate(selA, b, tmpNorB)
+        nor_gate(tmpNorA, tmpNorB, y)
     end
 endmodule
\ No newline at end of file
diff --git a/gates/predefined/xor_gate.v b/gates/predefined/xor_gate.v
index dbcd889..f186468 100644
--- a/gates/predefined/xor_gate.v
+++ b/gates/predefined/xor_gate.v
@@ -1,17 +1,17 @@
 include "and_gate.v"
-include "xor_gate.v"
+include "or_gate.v"
 include "not_gate.v"
 
 module xnor_gate(a, b, y);
     input a, b;
     output y;
-    logic selA, selB, tmpXorA, tmpXorB;
+    logic selA, selB, tmpOrA, tmpOrB;
 
     always @ (a or b)begin
         not_gate(a, selA);
         not_gate(b, selB);
-        and_gate(a, selB, tmpXnorA);
-        and_gate(selA, b, tmpXnorB);
-        xor_gate(tmpXorA, tmpXorB, y);
+        and_gate(a, selB, tmpOrA);
+        and_gate(selA, b, tmpOrB);
+        or_gate(tmpOrA, tmpOrB, y);
     end
 endmodule
\ No newline at end of file