diff --git a/applets/oath/oath.c b/applets/oath/oath.c
index 42fbf935..b1e00e4d 100644
--- a/applets/oath/oath.c
+++ b/applets/oath/oath.c
@@ -165,14 +165,7 @@ static int oath_delete(const CAPDU *capdu, RAPDU *rapdu) {
   for (size_t i = 0; i != n_records; ++i) {
     if (read_file(OATH_FILE, &record, i * sizeof(OATH_RECORD), sizeof(OATH_RECORD)) < 0) return -1;
     if (record.name_len == name_len && memcmp(record.name, name_ptr, name_len) == 0) {
-      // uint32_t default_item;
-      // if (read_attr(OATH_FILE, ATTR_DEFAULT_RECORD, &default_item, sizeof(default_item)) < 0) return -1;
-      // if (default_item == i) { // clear the default set if it is to be deleted
-      //   default_item = 0xffffffff;
-      //   if (write_attr(OATH_FILE, ATTR_DEFAULT_RECORD, &default_item, sizeof(default_item)) < 0) return -1;
-      // }
-      // TODO: delete pass config
-
+      if (pass_delete_oath(i * sizeof(OATH_RECORD)) < 0) return -1;
       record.name_len = 0;
       return write_file(OATH_FILE, &record, i * sizeof(OATH_RECORD), sizeof(OATH_RECORD), 0);
     }
diff --git a/applets/pass/pass.c b/applets/pass/pass.c
index a67907d1..f9ac9ea7 100644
--- a/applets/pass/pass.c
+++ b/applets/pass/pass.c
@@ -123,10 +123,10 @@ int pass_write_config(const CAPDU *capdu, RAPDU *rapdu) {
   return write_file(PASS_FILE, slots, 0, sizeof(slots), 1);
 }
 
-int pass_update_oath(uint8_t slot_index, uint32_t offset, uint8_t name_len, const uint8_t *name, uint8_t with_enter) {
+int pass_update_oath(uint8_t slot_index, uint32_t file_offset, uint8_t name_len, const uint8_t *name, uint8_t with_enter) {
   pass_slot_t *slot = &slots[slot_index];
   slot->type = PASS_SLOT_OATH;
-  slot->oath_offset = offset;
+  slot->oath_offset = file_offset;
   slot->name_len = name_len;
   memcpy(slot->name, name, name_len);
   slot->with_enter = with_enter;
@@ -134,9 +134,21 @@ int pass_update_oath(uint8_t slot_index, uint32_t offset, uint8_t name_len, cons
   return write_file(PASS_FILE, slots, 0, sizeof(slots), 1);
 }
 
-static int oath_process_offset(uint32_t offset, char *output) {
+int pass_delete_oath(uint32_t file_offset) {
+  if (slots[0].type == PASS_SLOT_OATH && slots[0].oath_offset == file_offset) {
+    slots[0].type = PASS_SLOT_OFF;
+    return write_file(PASS_FILE, slots, 0, sizeof(slots), 1);
+  }
+  if (slots[1].type == PASS_SLOT_OATH && slots[1].oath_offset == file_offset) {
+    slots[1].type = PASS_SLOT_OFF;
+    return write_file(PASS_FILE, slots, 0, sizeof(slots), 1);
+  }
+  return 0;
+}
+
+static int oath_process_offset(uint32_t file_offset, char *output) {
   uint32_t otp_code;
-  int ret = oath_calculate_by_offset(offset, (uint8_t *)&otp_code);
+  int ret = oath_calculate_by_offset(file_offset, (uint8_t *)&otp_code);
   if (ret < 0) return ret;
   const int len = ret;
 
diff --git a/include/pass.h b/include/pass.h
index 4ca88f32..b5a40b08 100644
--- a/include/pass.h
+++ b/include/pass.h
@@ -10,6 +10,7 @@ int pass_install(uint8_t reset);
 int pass_read_config(const CAPDU *capdu, RAPDU *rapdu);
 int pass_write_config(const CAPDU *capdu, RAPDU *rapdu);
 int pass_handle_touch(uint8_t touch_type, char *output);
-int pass_update_oath(uint8_t slot_index, uint32_t offset, uint8_t name_len, const uint8_t *name, uint8_t with_enter);
+int pass_update_oath(uint8_t slot_index, uint32_t file_offset, uint8_t name_len, const uint8_t *name, uint8_t with_enter);
+int pass_delete_oath(uint32_t file_offset);
 
 #endif // CANOKEY_CORE_INCLUDE_PASS_H