--- a/crates/jrsonnet-evaluator/src/val.rs
+++ b/crates/jrsonnet-evaluator/src/val.rs
@@ -177,7 +177,7 @@
 	Func,
 }
 impl ValType {
-	pub fn name(&self) -> &'static str {
+	pub const fn name(&self) -> &'static str {
 		use ValType::*;
 		match self {
 			Bool => "boolean",
@@ -448,7 +448,7 @@
 	}
 }
 
-fn is_function_like(val: &Val) -> bool {
+const fn is_function_like(val: &Val) -> bool {
 	matches!(val, Val::Func(_))
 }