diff --git a/crates/fidc-core/src/platform_expr_strategy.rs b/crates/fidc-core/src/platform_expr_strategy.rs
index bee75ad..dbc7860 100644
--- a/crates/fidc-core/src/platform_expr_strategy.rs
+++ b/crates/fidc-core/src/platform_expr_strategy.rs
@@ -1573,7 +1573,12 @@ impl PlatformExprStrategy {
         }
 
         if constraints.volume_limit_enabled {
-            if market.minute_volume == 0 {
+            let volume_basis = match quote {
+                Some(quote) => quote.volume_delta,
+                None if market.minute_volume > 0 => market.minute_volume,
+                None => market.volume,
+            };
+            if volume_basis == 0 {
                 return None;
             }
             let consumed_turnover = execution_state
@@ -1582,8 +1587,7 @@ impl PlatformExprStrategy {
                 .copied()
                 .unwrap_or(0)
                 .saturating_add(current_fill_quantity);
-            let raw_limit = ((market.minute_volume as f64) * constraints.volume_percent).floor()
-                as i64
+            let raw_limit = ((volume_basis as f64) * constraints.volume_percent).floor() as i64
                 - consumed_turnover as i64;
             if raw_limit <= 0 {
                 return None;
@@ -9558,7 +9562,7 @@ mod tests {
                     ask1: last_price,
                     prev_close: 10.0,
                     volume: 1_000_000,
-                    minute_volume: 10_000,
+                    minute_volume: 0,
                     bid1_volume: 10_000,
                     ask1_volume: 10_000,
                     trading_phase: Some("continuous".to_string()),