diff --git a/src/flow/src/expr/relation/func.rs b/src/flow/src/expr/relation/func.rs
index 190dab4ae1cb..6aa53c80ca9d 100644
--- a/src/flow/src/expr/relation/func.rs
+++ b/src/flow/src/expr/relation/func.rs
@@ -158,10 +158,7 @@ macro_rules! gen_one_siginature {
         $con_type:ident, $generic:ident
     ) => {
         Signature {
-            input: smallvec![
-                ConcreteDataType::$con_type(),
-                ConcreteDataType::$con_type(),
-            ],
+            input: smallvec![ConcreteDataType::$con_type(), ConcreteDataType::$con_type(),],
             output: ConcreteDataType::$con_type(),
             generic_fn: GenericFn::$generic,
         }
@@ -170,9 +167,7 @@ macro_rules! gen_one_siginature {
         $in_type:ident, $out_type:ident, $generic:ident
     ) => {
         Signature {
-            input: smallvec![
-                ConcreteDataType::$in_type()
-            ],
+            input: smallvec![ConcreteDataType::$in_type()],
             output: ConcreteDataType::$out_type(),
             generic_fn: GenericFn::$generic,
         }
@@ -246,7 +241,7 @@ impl AggregateFunc {
     /// all concrete datatypes with precision types will be returned with largest possible variant
     /// as a exception, count have a signature of `null -> i64`, but it's actually `anytype -> i64`
     ///
-    /// TODO(discorcd9): fix signature for sum usign -> u64 sum signed -> i64
+    /// TODO(discorcd9): fix signature for sum unsign -> u64 sum signed -> i64
     pub fn signature(&self) -> Signature {
         generate_signature!(self, {
             AggregateFunc::Count => Signature {