diff --git a/nix/build-all.py b/nix/build-all.py
index f1450c0abb..0d3b6b4b43 100644
--- a/nix/build-all.py
+++ b/nix/build-all.py
@@ -276,8 +276,9 @@ dependency_tree: "dict[str, tuple[str, ...]]" = {
 def gather_dependencies(dep: str) -> "Generator[str]":
     yield dep
     for d in dependency_tree[dep]:
-        for x in gather_dependencies(d):
-            yield x
+        if f"without-{d.lower()}" not in flags:
+            for x in gather_dependencies(d):
+                yield x
 
 
 if "v" in flags:
diff --git a/pyodide/meta.yaml b/pyodide/meta.yaml
index 9e8acd5512..f18eceb0b2 100644
--- a/pyodide/meta.yaml
+++ b/pyodide/meta.yaml
@@ -7,7 +7,7 @@ source:
 
 build:
   script: |
-    BUILD_CFG=Release python nix/build-all.py --without-hdf5 --without-opencollada --without-swig --without-pcre -v --wasm --py313 IfcOpenShell-Python
+    BUILD_CFG=Release python nix/build-all.py --without-rocksdb --without-hdf5 --without-opencollada --without-swig --without-pcre -v --wasm --py313 IfcOpenShell-Python
     mv package/ifcopenshell .
     cp pyodide/setup.py .