diff --git a/scripts/update-channels.sh b/scripts/update-channels.sh
index ca8d2d1..7f6f6db 100644
--- a/scripts/update-channels.sh
+++ b/scripts/update-channels.sh
@@ -6,6 +6,11 @@ repo="$1"
 # Disable conda-forge validation
 echo "conda_forge_output_validation: False" >> "$repo/conda-forge.yml"
 
+# Always upload binaries from branch "nightly-build"
+echo "upload_on_branch: nightly-build" >> "$repo/conda-forge.yml"
+# No need to substitute existing value. When a duplicated is duplicated,
+# conda-smithy uses the latest
+
 # Add tiledb as source channel
 echo -e "channel_sources:\n  - tiledb/label/nightlies,conda-forge" >> "$repo/recipe/conda_build_config.yaml"