diff --git a/src/pulses/sinc_pulses.jl b/src/pulses/sinc_pulses.jl
index c7fbd01d7432905bb8c854c21071d9e82a213725..a06af212205dd193bec75a6498a36c896048e328 100644
--- a/src/pulses/sinc_pulses.jl
+++ b/src/pulses/sinc_pulses.jl
@@ -74,6 +74,9 @@ function SincPulse(;
 end
 
 function normalised_function(x; apodise=false)
+    if iszero(x)
+        return 1.
+    end
     if apodise
         return (0.54 + 0.46 * cos(Ï€ * x)) * sin(Ï€ * x) / (Ï€ * x)
     else