diff --git a/src/time.rs b/src/time.rs
index 903b0040f9..8b7e6dcea4 100644
--- a/src/time.rs
+++ b/src/time.rs
@@ -28,7 +28,7 @@ impl timeval {
 		u64::try_from(self.tv_sec)
 			.ok()
 			.and_then(|secs| secs.checked_mul(1_000_000))
-			.and_then(|millions| millions.checked_add(u64::try_from(self.tv_usec).ok()?))
+			.and_then(|millions| millions.checked_add(u64::from(self.tv_usec)))
 	}
 }
 
@@ -62,7 +62,7 @@ impl timespec {
 		u64::try_from(self.tv_sec)
 			.ok()
 			.and_then(|secs| secs.checked_mul(1_000_000))
-			.and_then(|millions| millions.checked_add(u64::try_from(self.tv_nsec).ok()? / 1000))
+			.and_then(|millions| millions.checked_add(u64::from(self.tv_nsec) / 1000))
 	}
 }