diff --git a/lightning/src/routing/scoring.rs b/lightning/src/routing/scoring.rs
index ead7d4ffada..6501504f3bd 100644
--- a/lightning/src/routing/scoring.rs
+++ b/lightning/src/routing/scoring.rs
@@ -1939,7 +1939,7 @@ mod bucketed_history {
 					bucket_weight *= bucket_weight;
 					let bucket_prob_times_billion =
 						bucket_weight * 1024 * 1024 * 1024 / total_valid_points_tracked;
-					debug_assert!(bucket_prob_times_billion <= 1 << 30);
+					debug_assert!(bucket_prob_times_billion <= u32::MAX.into());
 					cumulative_success_prob_times_billion += (bucket_prob_times_billion as u64) *
 						numerator / denominator;
 				}
@@ -1953,7 +1953,7 @@ mod bucketed_history {
 					bucket_weight *= bucket_weight;
 					let bucket_prob_times_billion =
 						bucket_weight * 1024 * 1024 * 1024 / total_valid_points_tracked;
-					debug_assert!(bucket_prob_times_billion <= 1 << 30);
+					debug_assert!(bucket_prob_times_billion <= u32::MAX.into());
 					if payment_pos >= max_bucket_end_pos {
 						// Success probability 0, the payment amount may be above the max liquidity
 						break;