diff --git a/conda/meta.yaml b/conda/meta.yaml
index 8653e89aaa42a91c462870bd6db0c4e7408fc0b3..ac90690662d4d0417d25a9dbd06ef2a64bd3c811 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -23,6 +23,7 @@ requirements:
   host:
     - python >=3.10
     - pip
+    - clapper {{ clapper }}
     - click {{ click }}
     - grad-cam {{ grad_cam }}
     - matplotlib {{ matplotlib }}
@@ -39,9 +40,9 @@ requirements:
     - tensorboard {{ tensorboard }}
     - lightning {{ lightning }}
     - lightning >=2.1.0,!=2.1.3
-    - clapper
   run:
     - python >=3.10
+    - {{ pin_compatible('clapper') }}
     - {{ pin_compatible('click') }}
     - {{ pin_compatible('grad-cam', max_pin='x.x') }}
     - {{ pin_compatible('matplotlib') }}
@@ -58,7 +59,6 @@ requirements:
     - {{ pin_compatible('tensorboard') }}
     - {{ pin_compatible('lightning', max_pin='x.x') }}
     - lightning >=2.1.0,!=2.1.3
-    - clapper
 
 test:
   source_files:
diff --git a/pyproject.toml b/pyproject.toml
index a182a7e0be6ba6f5577b46b18d7da5fee6975ef6..87473080251a36e1202f1ff262396e2bd467ea54 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,7 +43,6 @@ dependencies = [
   "lightning <2.2.0a0,>=2.1.0",
   "tensorboard",
   "grad-cam>=1.4.8",
-  "numpydoc",
 ]
 
 [project.urls]