diff --git a/nac3artiq/src/codegen.rs b/nac3artiq/src/codegen.rs
index 761f95af..b0a348ec 100644
--- a/nac3artiq/src/codegen.rs
+++ b/nac3artiq/src/codegen.rs
@@ -751,7 +751,7 @@ fn polymorphic_print<'ctx>(
         assert!(!fmt.is_empty());
         assert_eq!(fmt.as_bytes().last().unwrap(), &0u8);
 
-        let fn_name = if as_rtio { "rtio_log" } else { "core_log" };
+        let fn_name = if as_rtio { "rtio_log" } else { "printf" };
         let print_fn = ctx.module.get_function(fn_name).unwrap_or_else(|| {
             let llvm_pi8 = ctx.ctx.i8_type().ptr_type(AddressSpace::default());
             let fn_t = if as_rtio {