diff --git a/README.md b/README.md
index 6a106b5..80bf4bf 100644
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+++ b/README.md
@@ -162,7 +162,7 @@ In the case you know Matlab check here:
 
 ## Python: Questions of spectral nature
 * [PyWavelets: Wavelet Transforms in Python](pywavelet/README.md)
-
+* [Instantanious Spectral Coherence](data_analysis/spectral_coherence/README.md)
 
 
 ## Python: Daily little helper