diff --git a/academic_codes/2019.10.24_Halmiltonian_and_bands_of_Haldane_model/1D_Haldane_model.py b/academic_codes/2019.10.24_Halmiltonian_and_bands_of_Haldane_model/1D_Haldane_model.py
index 1b6c1ca..a75a020 100755
--- a/academic_codes/2019.10.24_Halmiltonian_and_bands_of_Haldane_model/1D_Haldane_model.py
+++ b/academic_codes/2019.10.24_Halmiltonian_and_bands_of_Haldane_model/1D_Haldane_model.py
@@ -31,7 +31,7 @@ def hamiltonian(k, N, M, t1, t2, phi):  # Haldane哈密顿量（N是条带的宽
         h00[i*4+3, i*4+2] = t1
 
         # 次近邻
-        h00[i*4+0, i*4+2] = t2*cmath.exp(-1j*phi)  # 逆时针为正，顺时针为负
+        h00[i*4+0, i*4+2] = t2*cmath.exp(-1j*phi)
         h00[i*4+2, i*4+0] = h00[i*4+0, i*4+2].conj()
         h00[i*4+1, i*4+3] = t2*cmath.exp(-1j*phi)
         h00[i*4+3, i*4+1] = h00[i*4+1, i*4+3].conj()