diff --git a/crates/nu-command/src/filters/append.rs b/crates/nu-command/src/filters/append.rs
index 374b28ab05..6592f67bb4 100644
--- a/crates/nu-command/src/filters/append.rs
+++ b/crates/nu-command/src/filters/append.rs
@@ -99,7 +99,7 @@ only unwrap the outer list, and leave the variable's contents untouched."#
         let metadata = input.metadata();
 
         Ok(input
-            .into_iter_strict(call.head)?
+            .into_iter()
             .chain(vec)
             .into_iter()
             .into_pipeline_data(engine_state.ctrlc.clone())
diff --git a/crates/nu-command/src/filters/prepend.rs b/crates/nu-command/src/filters/prepend.rs
index 208d6b8e5a..a7257adf02 100644
--- a/crates/nu-command/src/filters/prepend.rs
+++ b/crates/nu-command/src/filters/prepend.rs
@@ -105,7 +105,7 @@ only unwrap the outer list, and leave the variable's contents untouched."#
 
         Ok(vec
             .into_iter()
-            .chain(input.into_iter_strict(call.head)?)
+            .chain(input.into_iter())
             .into_iter()
             .into_pipeline_data(engine_state.ctrlc.clone())
             .set_metadata(metadata))
diff --git a/crates/nu-command/tests/commands/append.rs b/crates/nu-command/tests/commands/append.rs
index 4d9a5246f4..4851a60f59 100644
--- a/crates/nu-command/tests/commands/append.rs
+++ b/crates/nu-command/tests/commands/append.rs
@@ -13,10 +13,3 @@ fn adds_a_row_to_the_end() {
 
     assert_eq!(actual.out, "pollo loco");
 }
-
-#[test]
-fn fail_on_non_iterator() {
-    let actual = nu!(cwd: ".", pipeline("1 | append 3"));
-
-    assert!(actual.err.contains("only_supports_this_input_type"));
-}
diff --git a/crates/nu-command/tests/commands/prepend.rs b/crates/nu-command/tests/commands/prepend.rs
index f9c2a97472..c062855767 100644
--- a/crates/nu-command/tests/commands/prepend.rs
+++ b/crates/nu-command/tests/commands/prepend.rs
@@ -27,10 +27,3 @@ fn adds_a_row_to_the_beginning() {
         assert_eq!(actual.out, "pollo loco");
     })
 }
-
-#[test]
-fn fail_on_non_iterator() {
-    let actual = nu!(cwd: ".", pipeline("1 | prepend 4"));
-
-    assert!(actual.err.contains("only_supports_this_input_type"));
-}