diff --git a/2017/rust/src/day_05.rs b/2017/rust/src/day_05.rs
index 6ede252..f9ca1b8 100644
--- a/2017/rust/src/day_05.rs
+++ b/2017/rust/src/day_05.rs
@@ -8,8 +8,8 @@ pub fn solve(input: &str) -> Result<String, Error> {
         .trim()
         .lines()
         .enumerate()
-        .map(|(i,x)| x.parse().map(|x| (i as isize, x)))
-        .collect::<Result<_,_>>()?;
+        .map(|(i, x)| x.parse().map(|x| (i as isize, x)))
+        .collect::<Result<_, _>>()?;
     let mut pc = 0;
     let mut steps = 0;
     while let Entry::Occupied(mut entry) = jumps.entry(pc) {
diff --git a/2017/rust/src/day_15.rs b/2017/rust/src/day_15.rs
index 8357aeb..acdf66f 100644
--- a/2017/rust/src/day_15.rs
+++ b/2017/rust/src/day_15.rs
@@ -1,12 +1,19 @@
 use failure::*;
 
 pub fn solve(_: &str) -> Result<String, Error> {
-    let a = Generator{value: 679, factor: 16807};
-    let b = Generator{value: 771, factor: 48271};
+    let a = Generator {
+        value: 679,
+        factor: 16807,
+    };
+    let b = Generator {
+        value: 771,
+        factor: 48271,
+    };
 
-    let answer = a.filter(|a| a % 4 == 0).zip(b.filter(|b| b % 8 == 0))
+    let answer = a.filter(|a| a % 4 == 0)
+        .zip(b.filter(|b| b % 8 == 0))
         .take(5_000_000)
-        .filter(|&(a,b)| a & 0b1111111111111111 == b & 0b1111111111111111)
+        .filter(|&(a, b)| a & 0b1111111111111111 == b & 0b1111111111111111)
         .count();
     Ok(answer.to_string())
 }
@@ -25,4 +32,3 @@ impl Iterator for Generator {
         Some(self.value)
     }
 }
-