diff --git a/PySpice/Plot/BodeDiagram.py b/PySpice/Plot/BodeDiagram.py
index 5d13f566d..638c86d4c 100644
--- a/PySpice/Plot/BodeDiagram.py
+++ b/PySpice/Plot/BodeDiagram.py
@@ -33,7 +33,7 @@
 
 def bode_diagram_gain(axe, frequency, gain, **kwargs):
 
-    axe.semilogx(frequency, gain, basex=10, **kwargs)
+    axe.semilogx(frequency, gain, base=10, **kwargs)
     axe.grid(True)
     axe.grid(True, which='minor')
     axe.set_xlabel("Frequency [Hz]")
@@ -43,7 +43,7 @@ def bode_diagram_gain(axe, frequency, gain, **kwargs):
 
 def bode_diagram_phase(axe, frequency, phase, **kwargs):
 
-    axe.semilogx(frequency, phase, basex=10, **kwargs)
+    axe.semilogx(frequency, phase, base=10, **kwargs)
     axe.set_ylim(-math.pi, math.pi)
     axe.grid(True)
     axe.grid(True, which='minor')
diff --git a/examples/diode/diode-characteristic-curve.py b/examples/diode/diode-characteristic-curve.py
index 4fba49704..3088e02c0 100755
--- a/examples/diode/diode-characteristic-curve.py
+++ b/examples/diode/diode-characteristic-curve.py
@@ -184,8 +184,8 @@ def two_scales_tick_formatter(value, position):
 analysis = analyses[25]
 static_resistance = -analysis.out / analysis.Vinput
 dynamic_resistance = np.diff(-analysis.out) / np.diff(analysis.Vinput)
-ax2.semilogy(analysis.out, static_resistance, basey=10)
-ax2.semilogy(analysis.out[10:-1], dynamic_resistance[10:], basey=10)
+ax2.semilogy(analysis.out, static_resistance, base=10)
+ax2.semilogy(analysis.out[10:-1], dynamic_resistance[10:], base=10)
 ax2.axvline(x=0, color='black')
 ax2.axvline(x=silicon_forward_voltage_threshold, color='red')
 ax2.axhline(y=1, color='red')
diff --git a/examples/diode/zener-characteristic-curve.py b/examples/diode/zener-characteristic-curve.py
index 93a2c03c0..b689962c2 100755
--- a/examples/diode/zener-characteristic-curve.py
+++ b/examples/diode/zener-characteristic-curve.py
@@ -61,7 +61,7 @@
 # U = RI   R = U/I
 dynamic_resistance = np.diff(-analysis.out) / np.diff(analysis.Vinput)
 # ax2.plot(analysis.out[:-1], dynamic_resistance/1000)
-ax2.semilogy(analysis.out[10:-1], dynamic_resistance[10:], basey=10)
+ax2.semilogy(analysis.out[10:-1], dynamic_resistance[10:], base=10)
 ax2.axvline(x=0, color='black')
 ax2.axvline(x=-5.6, color='red')
 ax2.legend(('Dynamic Resistance',), loc=(.1,.8))