diff --git a/lib/lib.rs b/lib/lib.rs
index 08e78ca..53d5454 100644
--- a/lib/lib.rs
+++ b/lib/lib.rs
@@ -1,4 +1,6 @@
-#![doc(html_logo_url = "https://raw.githubusercontent.com/lucodear/lool/master/.github/img/logo.svg")]
+#![doc(
+    html_logo_url = "https://raw.githubusercontent.com/lucodear/lool/master/.github/img/logo.svg"
+)]
 
 #[cfg(feature = "cli")]
 pub mod cli;
diff --git a/lib/sched/rules/recurrent/rule_unit.rs b/lib/sched/rules/recurrent/rule_unit.rs
index 862b20d..a0575c7 100644
--- a/lib/sched/rules/recurrent/rule_unit.rs
+++ b/lib/sched/rules/recurrent/rule_unit.rs
@@ -38,19 +38,17 @@ where
 
                 if *step == T::zero() || *step == T::one() {
                     if *start < *end {
-                        return value >= *start && value <= *end;
+                        value >= *start && value <= *end
                     } else {
-                        return value >= *start || value <= *end;
+                        value >= *start || value <= *end
                     }
+                } else if *start < *end {
+                    value >= *start
+                        && value <= *end
+                        && (value - *start) % *step == T::zero()
                 } else {
-                    if *start < *end {
-                        return value >= *start
-                            && value <= *end
-                            && (value - *start) % *step == T::zero();
-                    } else {
-                        return (value >= *start || value <= *end)
-                            && (*start - value) % *step == T::zero();
-                    }
+                    (value >= *start || value <= *end)
+                        && (*start - value) % *step == T::zero()
                 }
             }
             Rule::Many(matcher) => matcher.iter().any(|v| Self::_matches(&Rule::Val(*v), value)),
diff --git a/lib/sched/utils/mod.rs b/lib/sched/utils/mod.rs
index efe6409..8a7ebc3 100644
--- a/lib/sched/utils/mod.rs
+++ b/lib/sched/utils/mod.rs
@@ -27,7 +27,7 @@ pub fn parse_time(time: &str) -> Result<(u32, u32, u32)> {
     };
 
     ensure!(seconds <= 59, INVALID_TIME_ERR);
-    Ok((hours as u32, minutes as u32, seconds as u32))
+    Ok((hours, minutes, seconds))
 }
 
 /// 🧉 » converts `hours` and `minutes` durations to total seconds
@@ -59,10 +59,10 @@ pub fn tz_to_s(offset: &str) -> Result<i32> {
         NO_SIGN_ERR
     );
 
-    let offset = if offset.starts_with("UTC") {
-        offset[3..].to_string()
+    let offset = if let Some(offset) = offset.strip_prefix("UTC") {
+        offset
     } else {
-        offset.to_string()
+        offset
     };
 
     let sign = if offset.starts_with('+') { 1 } else { -1 };