diff --git a/sec1/src/point.rs b/sec1/src/point.rs
index 17507922b..56c1e84e6 100644
--- a/sec1/src/point.rs
+++ b/sec1/src/point.rs
@@ -210,7 +210,7 @@ where
         }
 
         let (x_bytes, y_bytes) = self.bytes[1..].split_at(Size::to_usize());
-        let x = Array::from_slice(x_bytes);
+        let x = Array::try_from(x_bytes).expect("size invariants were violated");
 
         if self.is_compressed() {
             Coordinates::Compressed {
@@ -222,7 +222,7 @@ where
         } else {
             Coordinates::Uncompressed {
                 x,
-                y: Array::from_slice(y_bytes),
+                y: Array::try_from(y_bytes).expect("size invariants were violated"),
             }
         }
     }