diff --git a/herdingspikes/Dockerfile b/herdingspikes/Dockerfile
index d81367e..12187d5 100644
--- a/herdingspikes/Dockerfile
+++ b/herdingspikes/Dockerfile
@@ -1,5 +1,6 @@
-FROM python:3.8
+FROM python:3.12
 
-RUN pip install numpy==1.20.0
+RUN pip install numpy
+RUN pip install cython
 
-RUN pip install herdingspikes==0.3.99
+RUN pip install herdingspikes==0.4.1
diff --git a/herdingspikes/build.sh b/herdingspikes/build.sh
index bc1d7c9..3e12305 100755
--- a/herdingspikes/build.sh
+++ b/herdingspikes/build.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
 
-docker build -t spikeinterface/herdingspikes-base:latest -t spikeinterface/herdingspikes-base:0.3.99 .
+docker build -t spikeinterface/herdingspikes-base:latest -t spikeinterface/herdingspikes-base:0.4.1 .