diff --git a/.cargo/config.toml b/.cargo/config.toml
index e248c473..09e6f6fe 100644
--- a/.cargo/config.toml
+++ b/.cargo/config.toml
@@ -5,8 +5,8 @@ rustflags = [
     "-Wunsafe-code",
     "-Wunused-lifetimes",
     "-Wunused-qualifications",
-    # TODO: 1.63+ "-Wclippy::as-underscore",
-    # TODO: 1.65+ ""-Wclippy::bool-to-int-with-if",
+    "-Wclippy::as-underscore",
+    "-Wclippy::bool-to-int-with-if",
     "-Wclippy::borrow-as-ptr",
     "-Wclippy::case-sensitive-file-extension-comparisons",
     "-Wclippy::cast-lossless",
@@ -23,11 +23,11 @@ rustflags = [
     "-Wclippy::decimal-literal-representation",
     "-Wclippy::default-trait-access",
     "-Wclippy::default-union-representation",
-    # TODO: 1.61+ "-Wclippy::deref-by-slicing",
-    # TODO: 1.63+ "-Wclippy::doc-link-with-quotes",
-    # TODO: 1.62+ "-Wclippy::empty-drop",
+    "-Wclippy::deref-by-slicing",
+    "-Wclippy::doc-link-with-quotes",
+    "-Wclippy::empty-drop",
     "-Wclippy::empty-enum",
-    # TODO: on major version "-Wclippy::empty-structs-with-brackets",
+    "-Wclippy::empty-structs-with-brackets",
     "-Wclippy::enum-glob-use",
     "-Wclippy::exit",
     "-Wclippy::expect-used",
@@ -38,7 +38,7 @@ rustflags = [
     "-Wclippy::filter-map-next",
     "-Wclippy::flat-map-option",
     "-Wclippy::fn-to-numeric-cast-any",
-    # TODO: 1.62+ "-Wclippy::format-push-string",
+    "-Wclippy::format-push-string",
     "-Wclippy::from-iter-instead-of-collect",
     "-Wclippy::get-unwrap",
     "-Wclippy::if-not-else",
@@ -62,10 +62,10 @@ rustflags = [
     "-Wclippy::lossy-float-literal",
     "-Wclippy::macro-use-imports",
     "-Wclippy::manual-assert",
-    # TODO: 1.65+ "-Wclippy::manual-instant-elapsed",
+    "-Wclippy::manual-instant-elapsed",
     # TODO: 1.67+ "-Wclippy::manual-let-else",
     "-Wclippy::manual-ok-or",
-    # TODO: 1.65+ "-Wclippy::manual-string-new",
+    "-Wclippy::manual-string-new",
     "-Wclippy::many-single-char-names",
     "-Wclippy::map-unwrap-or",
     "-Wclippy::match-bool",
@@ -73,7 +73,7 @@ rustflags = [
     "-Wclippy::match-wildcard-for-single-variants",
     "-Wclippy::maybe-infinite-iter",
     "-Wclippy::mem-forget",
-    # TODO: 1.63+ "-Wclippy::mismatching-type-param-order",
+    "-Wclippy::mismatching-type-param-order",
     "-Wclippy::multiple-inherent-impl",
     "-Wclippy::mut-mut",
     "-Wclippy::mutex-atomic",
@@ -99,7 +99,7 @@ rustflags = [
     "-Wclippy::rest-pat-in-fully-bound-structs",
     "-Wclippy::return-self-not-must-use",
     "-Wclippy::same-functions-in-if-condition",
-    # TODO: strange failure on 1.60 "-Wclippy::same-name-method",
+    "-Wclippy::same-name-method",
     # TODO: 1.68+ "-Wclippy::semicolon-outside-block",
     "-Wclippy::single-match-else",
     "-Wclippy::stable-sort-primitive",
@@ -117,7 +117,7 @@ rustflags = [
     "-Wclippy::unimplemented",
     # TODO: 1.66+ "-Wclippy::uninlined-format-args",
     # TODO: 1.70+ "-Wclippy::unnecessary-box-returns",
-    # TODO: 1.61+ "-Wclippy::unnecessary-join",
+    "-Wclippy::unnecessary-join",
     # TODO: 1.67+ "-Wclippy::unnecessary-safety-comment",
     # TODO: 1.67+ "-Wclippy::unnecessary-safety-doc",
     "-Wclippy::unnecessary-self-imports",
diff --git a/js/src/model.rs b/js/src/model.rs
index 4929068f..753ab66e 100644
--- a/js/src/model.rs
+++ b/js/src/model.rs
@@ -302,7 +302,7 @@ impl From<JsLiteral> for Term {
 
 #[wasm_bindgen(js_name = DefaultGraph)]
 #[derive(Eq, PartialEq, Debug, Clone, Hash)]
-pub struct JsDefaultGraph {}
+pub struct JsDefaultGraph;
 
 #[wasm_bindgen(js_class = DefaultGraph)]
 impl JsDefaultGraph {
@@ -313,7 +313,7 @@ impl JsDefaultGraph {
 
     #[wasm_bindgen(getter)]
     pub fn value(&self) -> String {
-        "".to_owned()
+        String::new()
     }
 
     #[wasm_bindgen(js_name = toString)]
@@ -393,7 +393,7 @@ impl JsQuad {
 
     #[wasm_bindgen(getter)]
     pub fn value(&self) -> String {
-        "".to_owned()
+        String::new()
     }
 
     #[wasm_bindgen(getter = subject)]
diff --git a/lib/oxrdf/src/blank_node.rs b/lib/oxrdf/src/blank_node.rs
index 938461e9..5b9172c2 100644
--- a/lib/oxrdf/src/blank_node.rs
+++ b/lib/oxrdf/src/blank_node.rs
@@ -343,7 +343,7 @@ fn to_integer_id(id: &str) -> Option<u128> {
 
 /// An error raised during [`BlankNode`] IDs validation.
 #[derive(Debug)]
-pub struct BlankNodeIdParseError {}
+pub struct BlankNodeIdParseError;
 
 impl fmt::Display for BlankNodeIdParseError {
     #[inline]
diff --git a/lib/oxrdf/src/interning.rs b/lib/oxrdf/src/interning.rs
index 02d229e0..4b7b8705 100644
--- a/lib/oxrdf/src/interning.rs
+++ b/lib/oxrdf/src/interning.rs
@@ -479,7 +479,7 @@ impl InternedTriple {
 }
 
 #[derive(Default)]
-struct IdentityHasherBuilder {}
+struct IdentityHasherBuilder;
 
 impl BuildHasher for IdentityHasherBuilder {
     type Hasher = IdentityHasher;
diff --git a/lib/oxrdf/src/variable.rs b/lib/oxrdf/src/variable.rs
index e1c0d3af..af055bb9 100644
--- a/lib/oxrdf/src/variable.rs
+++ b/lib/oxrdf/src/variable.rs
@@ -219,7 +219,7 @@ fn validate_variable_identifier(id: &str) -> Result<(), VariableNameParseError>
 
 /// An error raised during [`Variable`] name validation.
 #[derive(Debug)]
-pub struct VariableNameParseError {}
+pub struct VariableNameParseError;
 
 impl fmt::Display for VariableNameParseError {
     #[inline]
diff --git a/lib/src/sparql/http/dummy.rs b/lib/src/sparql/http/dummy.rs
index 0517456b..3eb47e62 100644
--- a/lib/src/sparql/http/dummy.rs
+++ b/lib/src/sparql/http/dummy.rs
@@ -3,7 +3,7 @@
 use std::io::{Empty, Error, ErrorKind, Result};
 use std::time::Duration;
 
-pub struct Client {}
+pub struct Client;
 
 impl Client {
     pub fn new(_timeout: Option<Duration>, _redirection_limit: usize) -> Self {