diff --git a/realtime_decoder/decoder_process.py b/realtime_decoder/decoder_process.py
index 2823924..7eb26de 100644
--- a/realtime_decoder/decoder_process.py
+++ b/realtime_decoder/decoder_process.py
@@ -518,7 +518,7 @@ def _init_decoder(self):
         config = self._config
         rank = self.rank
 
-        if config['algorithm'] in ('clusterless_decoder, clusterless_classifier'):
+        if config['algorithm'] in ('clusterless_decoder', 'clusterless_classifier'):
             self._decoder = ClusterlessDecoder(
                 rank, config,
                 position.PositionBinStruct(
diff --git a/realtime_decoder/encoder_process.py b/realtime_decoder/encoder_process.py
index d2161b6..a66fabd 100644
--- a/realtime_decoder/encoder_process.py
+++ b/realtime_decoder/encoder_process.py
@@ -229,10 +229,14 @@ def get_joint_prob(self, mark):
         # print("")
         # print(weights)
 
+        # `density=` (formerly `normed=`) intentionally omitted: we want the
+        # raw weighted sum per bin, which is the default behavior. `normed=`
+        # was removed in NumPy 1.24, which broke this call on any modern
+        # install.
         hist, hist_edges = np.histogram(
             a=positions,
             bins=self._pos_bin_struct.pos_bin_edges,
-            weights=weights, normed=False
+            weights=weights,
         )
 
         hist += 0.0000001