diff --git a/cibuildwheel/resources/build-platforms.toml b/cibuildwheel/resources/build-platforms.toml
index 0c80ad6b..67f8e2f0 100644
--- a/cibuildwheel/resources/build-platforms.toml
+++ b/cibuildwheel/resources/build-platforms.toml
@@ -196,5 +196,5 @@ python_configurations = [
 
 [pyodide]
 python_configurations = [
-  { identifier = "cp312-pyodide_wasm32", version = "3.12", pyodide_version = "0.26.4", pyodide_build_version = "0.29.0", emscripten_version = "3.1.58", node_version = "v20" },
+  { identifier = "cp312-pyodide_wasm32", version = "3.12", pyodide_version = "0.27.0", pyodide_build_version = "0.29.2", emscripten_version = "3.1.58", node_version = "v20" },
 ]
diff --git a/cibuildwheel/resources/constraints-pyodide312.txt b/cibuildwheel/resources/constraints-pyodide312.txt
index a0fcc3be..6eec2992 100644
--- a/cibuildwheel/resources/constraints-pyodide312.txt
+++ b/cibuildwheel/resources/constraints-pyodide312.txt
@@ -60,7 +60,7 @@ pydantic-core==2.27.0
     # via pydantic
 pygments==2.18.0
     # via rich
-pyodide-build==0.29.0
+pyodide-build==0.29.2
     # via -r .nox/update_constraints/tmp/constraints-pyodide.in
 pyodide-cli==0.2.4
     # via
@@ -79,7 +79,7 @@ rich==13.9.4
     #   pyodide-build
     #   pyodide-cli
     #   typer
-ruamel-yaml==0.18.6
+ruamel-yaml==0.18.7
     # via pyodide-build
 ruamel-yaml-clib==0.2.12
     # via ruamel-yaml