diff --git a/components/script_bindings/build.rs b/components/script_bindings/build.rs
index d2ff8ceb4a1..c28f900f6ce 100644
--- a/components/script_bindings/build.rs
+++ b/components/script_bindings/build.rs
@@ -87,7 +87,7 @@ impl phf_shared::PhfHash for Bytes<'_> {
 /// Note: This function should be kept in sync with the version in `components/script/build.rs`
 fn find_python() -> Command {
     let mut command = Command::new("uv");
-    command.args(["run", "python"]);
+    command.args(["run", "--no-project", "python"]);
 
     if command.output().is_ok_and(|out| out.status.success()) {
         return command;
diff --git a/components/servo/build.rs b/components/servo/build.rs
index d610d1cfe36..b75866a6fdb 100644
--- a/components/servo/build.rs
+++ b/components/servo/build.rs
@@ -34,7 +34,7 @@ fn main() {
 /// Note: This function should be kept in sync with the version in `components/script/build.rs`
 fn find_python() -> Command {
     let mut command = Command::new("uv");
-    command.args(["run", "python"]);
+    command.args(["run", "--no-project", "python"]);
 
     if command.output().is_ok_and(|out| out.status.success()) {
         return command;
diff --git a/mach b/mach
index 7d8fe738d36..f8add273e50 100755
--- a/mach
+++ b/mach
@@ -30,7 +30,7 @@
         fi
     }
 
-    run_in_nix_if_needed uv run python ${MACH_DIR}/mach "$@"
+    run_in_nix_if_needed uv run --no-project python ${MACH_DIR}/mach "$@"
 }
 '''
 
diff --git a/mach.bat b/mach.bat
index 4e0d273439c..4f2e1cd90f9 100644
--- a/mach.bat
+++ b/mach.bat
@@ -1,4 +1,4 @@
 @echo off
 
 set workdir=%~dp0
-uv run python %workdir%mach %*
+uv run --no-project python %workdir%mach %*
diff --git a/ruff.toml b/pyproject.toml
similarity index 94%
rename from ruff.toml
rename to pyproject.toml
index 2bc8ee0f250..d6d76a26b70 100644
--- a/ruff.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
+[tool.ruff]
 line-length = 120
-
 extend-exclude = [
     # temporary local files
     "target/**",
@@ -12,13 +12,12 @@ extend-exclude = [
     "tests/**",
 ]
 
-[lint]
+[tool.ruff.lint]
 select = [
     "E",
     "W",
     "F",
 ]
-
 ignore = [
     # Trailing whitespace; the standard tidy process will enforce no trailing whitespace
     "W291",