diff --git a/fuzz/fuzz_targets/fuzz_write.rs b/fuzz/fuzz_targets/fuzz_write.rs
index d7670ec7..f3e3cb3c 100755
--- a/fuzz/fuzz_targets/fuzz_write.rs
+++ b/fuzz/fuzz_targets/fuzz_write.rs
@@ -47,7 +47,7 @@ impl <'k> Debug for FileOperation<'k> {
                 f.write_fmt(format_args!("let options = {:?};\n\
                 writer.start_file_from_path({:?}, options)?;\n", options, self.path))?;
                 for content_slice in contents {
-                    f.write_fmt("writer.write_all(&({ : ? }[..] as [u8]))?;\n", content_slice)?;
+                    f.write_fmt(format_args!("writer.write_all(&({:?}[..] as [u8]))?;\n", content_slice))?;
                 }
                 f.write_str("drop(options);\n")
             },
diff --git a/src/types.rs b/src/types.rs
index db08cc55..acf07eb7 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -93,8 +93,10 @@ impl Debug for DateTime {
         if *self == Self::default() {
             return f.write_str("DateTime::default()");
         }
-        f.write_fmt(format_args!("DateTime::from_date_and_time({}, {}, {}, {}, {}, {})?",
-        self.year, self.month, self.day, self.hour, self.minute, self.second))
+        f.write_fmt(format_args!(
+            "DateTime::from_date_and_time({}, {}, {}, {}, {}, {})?",
+            self.year, self.month, self.day, self.hour, self.minute, self.second
+        ))
     }
 }