diff --git a/calphy/integrators.py b/calphy/integrators.py
index e51e722..5649c85 100644
--- a/calphy/integrators.py
+++ b/calphy/integrators.py
@@ -40,6 +40,13 @@
     from scipy.integrate import cumtrapz
 except ImportError:
     from scipy.integrate import cumulative_trapezoid as cumtrapz
+    
+npversion = int(np.__version__.split('.')[0])
+if npversion <= 1:
+    from numpy import trapz
+else:
+    from numpy import trapezoid as trapz
+    
 from tqdm import tqdm
 import pyscal3.core as pc
 from ase.io import read
@@ -122,8 +129,8 @@ def integrate_path(
     fdu = fdui - fdur
     bdu = bdui - bdur
 
-    fw = np.trapz(fdu, flambda)
-    bw = np.trapz(bdu, blambda)
+    fw = trapz(fdu, flambda)
+    bw = trapz(bdu, blambda)
 
     w = 0.5 * (fw - bw)
     q = 0.5 * (fw + bw)