diff --git a/lib-nested-core/src/editors/integer/mod.rs b/lib-nested-core/src/editors/integer/mod.rs
index b7cd6df..c0d59d4 100644
--- a/lib-nested-core/src/editors/integer/mod.rs
+++ b/lib-nested-core/src/editors/integer/mod.rs
@@ -35,8 +35,10 @@ pub trait PositionalUInt : SequenceView<Item = u64> {
         let mut val = 0;
         let mut r = 1;
         for i in 0..self.len().unwrap_or(0) {
-            val += r * self.get(&i).unwrap();
-            r *= self.get_radix();
+            if let Some(digit_val) = self.get(&i) {
+                val += r * digit_val;
+                r *= self.get_radix();
+            }
         }
 
         val