diff --git a/src/openqaoa-core/openqaoa/qaoa_components/ansatz_constructor/gatemap.py b/src/openqaoa-core/openqaoa/qaoa_components/ansatz_constructor/gatemap.py
index fdf5fe37..09408ae9 100644
--- a/src/openqaoa-core/openqaoa/qaoa_components/ansatz_constructor/gatemap.py
+++ b/src/openqaoa-core/openqaoa/qaoa_components/ansatz_constructor/gatemap.py
@@ -246,8 +246,8 @@ def _decomposition_standard(self) -> List[Tuple]:
             ),
             (CX, [self.qubit_1, self.qubit_2]),
             (
-                RY,
-                [self.qubit_2, RotationAngle(lambda x: x, self.gate_label, -np.pi / 2)],
+                RX,
+                [self.qubit_1, RotationAngle(lambda x: x, self.gate_label, -np.pi / 2)],
             ),
             (
                 RX,