diff --git a/extmod/modure.c b/extmod/modure.c
index 738a2b9843..36c987a80d 100644
--- a/extmod/modure.c
+++ b/extmod/modure.c
@@ -454,11 +454,16 @@ const mp_obj_module_t mp_module_ure = {
 // only if module is enabled by config setting.
 
 #define re1_5_fatal(x) assert(!x)
+
 #include "lib/re1.5/compilecode.c"
+#include "lib/re1.5/recursiveloop.c"
+#include "lib/re1.5/charclass.c"
+
 #if MICROPY_PY_URE_DEBUG
+// Make sure the output print statements go to the same output as other Python output.
+#define printf(...) mp_printf(&mp_plat_print, __VA_ARGS__)
 #include "lib/re1.5/dumpcode.c"
+#undef printf
 #endif
-#include "lib/re1.5/recursiveloop.c"
-#include "lib/re1.5/charclass.c"
 
 #endif // MICROPY_PY_URE