diff --git a/ports/psoc6/main.c b/ports/psoc6/main.c
index bcd99e6c5afc..3f5cc997d3c6 100644
--- a/ports/psoc6/main.c
+++ b/ports/psoc6/main.c
@@ -51,6 +51,7 @@ extern void machine_init(void);
 extern void machine_deinit(void);
 extern void network_init(void);
 extern void network_deinit(void);
+extern void adcblock_deinit(void);
 
 void mpy_task(void *arg);
 
@@ -170,6 +171,7 @@ void mpy_task(void *arg) {
 
     // Deinitialize modules
     machine_deinit();
+    adcblock_deinit();
     #if MICROPY_PY_NETWORK
     mod_network_deinit();
     network_deinit();