diff --git a/.clippy.toml b/.clippy.toml
index bd8bd641..d842e407 100644
--- a/.clippy.toml
+++ b/.clippy.toml
@@ -1,6 +1,7 @@
 # Clippy configuration
 # https://doc.rust-lang.org/nightly/clippy/lint_configuration.html
 
+allow-private-module-inception = true
 avoid-breaking-exported-api = false
 disallowed-names = []
 disallowed-macros = [
diff --git a/Cargo.toml b/Cargo.toml
index cb21a9c2..41c4bd97 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -113,13 +113,13 @@ non_ascii_idents = "warn"
 rust_2018_idioms = "warn"
 single_use_lifetimes = "warn"
 unexpected_cfgs = { level = "warn", check-cfg = [
-    "cfg(target_arch,values(\"xtensa\"))",
-    "cfg(target_pointer_width,values(\"128\"))",
+    'cfg(target_arch,values("xtensa"))',
+    'cfg(target_pointer_width,values("128"))',
     # Known custom cfgs, excluding those that may be set by build script.
     # Not public API.
-    "cfg(portable_atomic_test_outline_atomics_detect_false,qemu,valgrind)",
+    'cfg(portable_atomic_test_outline_atomics_detect_false,qemu,valgrind)',
     # Public APIs, considered unstable unless documented in readme.
-    "cfg(portable_atomic_no_outline_atomics,portable_atomic_outline_atomics)",
+    'cfg(portable_atomic_no_outline_atomics,portable_atomic_outline_atomics)',
 ] }
 unreachable_pub = "warn"
 # unsafe_op_in_unsafe_fn = "warn" # Set at crate-level instead since https://github.com/rust-lang/rust/pull/100081 is not available on MSRV
@@ -140,12 +140,13 @@ declare_interior_mutable_const = { level = "allow", priority = 1 } # https://git
 doc_markdown = { level = "allow", priority = 1 }
 float_cmp = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/7725
 incompatible_msrv = { level = "allow", priority = 1 } # buggy: doesn't consider cfg, https://github.com/rust-lang/rust-clippy/issues/12280, https://github.com/rust-lang/rust-clippy/issues/12257#issuecomment-2093667187
-lint_groups_priority = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/12270
+lint_groups_priority = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/12920
 manual_assert = { level = "allow", priority = 1 }
 manual_range_contains = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/6455#issuecomment-1225966395
 missing_errors_doc = { level = "allow", priority = 1 }
-module_name_repetitions = { level = "allow", priority = 1 }
+module_name_repetitions = { level = "allow", priority = 1 } # buggy: https://github.com/rust-lang/rust-clippy/issues?q=is%3Aissue+is%3Aopen+module_name_repetitions
 nonminimal_bool = { level = "allow", priority = 1 } # buggy: https://github.com/rust-lang/rust-clippy/issues?q=is%3Aissue+is%3Aopen+nonminimal_bool
+range_plus_one = { level = "allow", priority = 1 } # buggy: https://github.com/rust-lang/rust-clippy/issues?q=is%3Aissue+is%3Aopen+range_plus_one
 similar_names = { level = "allow", priority = 1 }
 single_match = { level = "allow", priority = 1 }
 single_match_else = { level = "allow", priority = 1 }
diff --git a/tests/avr/Cargo.toml b/tests/avr/Cargo.toml
index a38af1cc..7a62f53e 100644
--- a/tests/avr/Cargo.toml
+++ b/tests/avr/Cargo.toml
@@ -22,12 +22,12 @@ resolver = "2"
 rust_2018_idioms = "warn"
 single_use_lifetimes = "warn"
 unexpected_cfgs = { level = "warn", check-cfg = [
-    "cfg(target_arch,values(\"xtensa\"))",
-    "cfg(qemu)",
+    'cfg(target_arch,values("xtensa"))',
+    'cfg(qemu)',
 ] }
 # unsafe_op_in_unsafe_fn = "warn" # Set at crate-level instead since https://github.com/rust-lang/rust/pull/100081 is not available on MSRV
 [lints.clippy]
-lint_groups_priority = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/12270
+lint_groups_priority = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/12920
 
 [profile.dev]
 lto = true
diff --git a/tests/gba/Cargo.toml b/tests/gba/Cargo.toml
index 26ced71f..4345d502 100644
--- a/tests/gba/Cargo.toml
+++ b/tests/gba/Cargo.toml
@@ -18,11 +18,11 @@ resolver = "2"
 rust_2018_idioms = "warn"
 single_use_lifetimes = "warn"
 unexpected_cfgs = { level = "warn", check-cfg = [
-    "cfg(target_arch,values(\"xtensa\"))",
+    'cfg(target_arch,values("xtensa"))',
 ] }
 # unsafe_op_in_unsafe_fn = "warn" # Set at crate-level instead since https://github.com/rust-lang/rust/pull/100081 is not available on MSRV
 [lints.clippy]
-lint_groups_priority = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/12270
+lint_groups_priority = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/12920
 
 [profile.dev]
 # TODO: "GBA: Illegal opcode: e7ffdefe" on opt-level=0, GBA hang on opt-level={1,s,z}
diff --git a/tests/no-std-qemu/Cargo.toml b/tests/no-std-qemu/Cargo.toml
index f472bf1e..5873742d 100644
--- a/tests/no-std-qemu/Cargo.toml
+++ b/tests/no-std-qemu/Cargo.toml
@@ -35,11 +35,11 @@ resolver = "2"
 rust_2018_idioms = "warn"
 single_use_lifetimes = "warn"
 unexpected_cfgs = { level = "warn", check-cfg = [
-    "cfg(target_arch,values(\"xtensa\"))",
+    'cfg(target_arch,values("xtensa"))',
 ] }
 # unsafe_op_in_unsafe_fn = "warn" # Set at crate-level instead since https://github.com/rust-lang/rust/pull/100081 is not available on MSRV
 [lints.clippy]
-lint_groups_priority = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/12270
+lint_groups_priority = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/12920
 single_match = { level = "allow", priority = 1 }
 
 [profile.dev]
diff --git a/tests/xtensa/Cargo.toml b/tests/xtensa/Cargo.toml
index 3387a94a..c4c0df7e 100644
--- a/tests/xtensa/Cargo.toml
+++ b/tests/xtensa/Cargo.toml
@@ -23,11 +23,11 @@ resolver = "2"
 rust_2018_idioms = "warn"
 single_use_lifetimes = "warn"
 unexpected_cfgs = { level = "warn", check-cfg = [
-    "cfg(target_arch,values(\"xtensa\"))",
+    'cfg(target_arch,values("xtensa"))',
 ] }
 # unsafe_op_in_unsafe_fn = "warn" # Set at crate-level instead since https://github.com/rust-lang/rust/pull/100081 is not available on MSRV
 [lints.clippy]
-lint_groups_priority = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/12270
+lint_groups_priority = { level = "allow", priority = 1 } # https://github.com/rust-lang/rust-clippy/issues/12920
 
 [profile.dev]
 opt-level = 'z'