diff --git a/compiler/unify/src/unify.rs b/compiler/unify/src/unify.rs
index fc6c313336..392db8bfb7 100644
--- a/compiler/unify/src/unify.rs
+++ b/compiler/unify/src/unify.rs
@@ -9,7 +9,7 @@ use roc_types::types::{ErrorType, Mismatch, RecordField};
 
 macro_rules! mismatch {
     () => {{
-        if cfg!(debug_assertions) {
+        if cfg!(debug_assertions) && std::env::var("ROC_PRINT_MISMATCHES").is_some() {
             println!(
                 "Mismatch in {} Line {} Column {}",
                 file!(),
@@ -21,7 +21,7 @@ macro_rules! mismatch {
         vec![Mismatch::TypeMismatch]
     }};
     ($msg:expr) => {{
-        if cfg!(debug_assertions) {
+        if cfg!(debug_assertions) && std::env::var("ROC_PRINT_MISMATCHES").is_ok() {
             println!(
                 "Mismatch in {} Line {} Column {}",
                 file!(),
@@ -39,7 +39,7 @@ macro_rules! mismatch {
         mismatch!($msg)
     }};
     ($msg:expr, $($arg:tt)*) => {{
-        if cfg!(debug_assertions) {
+        if cfg!(debug_assertions) && std::env::var("ROC_PRINT_MISMATCHES").is_ok() {
             println!(
                 "Mismatch in {} Line {} Column {}",
                 file!(),
diff --git a/repl_eval/src/eval.rs b/repl_eval/src/eval.rs
index 0b946a73a1..4cb651bdda 100644
--- a/repl_eval/src/eval.rs
+++ b/repl_eval/src/eval.rs
@@ -1166,6 +1166,9 @@ fn num_to_ast<'a, A: ReplApp>(
 
             num_to_ast(env, num_expr, content)
         }
+        RangedNumber(typ, _) => {
+            num_to_ast(env, num_expr, env.subs.get_content_without_compacting(*typ))
+        }
         other => {
             panic!("Unexpected FlatType {:?} in num_to_ast", other);
         }