diff --git a/src/HGQ/proxy/precision_derivation.py b/src/HGQ/proxy/precision_derivation.py
index 085102a..74c6ac6 100644
--- a/src/HGQ/proxy/precision_derivation.py
+++ b/src/HGQ/proxy/precision_derivation.py
@@ -194,7 +194,7 @@ def get_requested_kif(layer: keras.layers.Layer | FixedPointQuantizer) -> tuple[
 @singledispatch
 def get_request_kif(layer: keras.layers.Layer) -> tuple[int, int, int]:
     """Get the requested bitwidth of a layer, as a tuple of (k, i, f)"""
-    if isinstance(layer, (Pooling1D, Pooling2D, Pooling3D, Concatenate, Reshape, Flatten)):
+    if isinstance(layer, (Concatenate, Reshape, Flatten)):
         out_layers: list[keras.layers.Layer] = [node.outbound_layer for node in layer._outbound_nodes]
         if out_layers:
             # Layers that does nothing. Pass through.