diff --git a/gwinc/ifo/noises.py b/gwinc/ifo/noises.py
index 8472c6a44a4e63c05a48b5ac289ba4843303f48d..eb716e5e4a507a0b8df845e5a7527d5ee0e9e55d 100644
--- a/gwinc/ifo/noises.py
+++ b/gwinc/ifo/noises.py
@@ -534,7 +534,6 @@ class SuspensionThermalHorizTM(nb.Noise):
 
     @nb.precomp(sustf=precomp_suspension)
     def calc(self, sustf):
-        precomp_suspension(self.freq, self.ifo)
         n = noise.suspensionthermal.susptherm_stage(
             self.freq, self.ifo.Suspension, sustf, 3, 'horiz')
         return abs(n) * 4