diff --git a/esphome/components/binary_sensor/automation.cpp b/esphome/components/binary_sensor/automation.cpp
index bfec882e07..7ac201b2db 100644
--- a/esphome/components/binary_sensor/automation.cpp
+++ b/esphome/components/binary_sensor/automation.cpp
@@ -51,15 +51,15 @@ void binary_sensor::MultiClickTrigger::on_state_(bool state) {
   MultiClickTriggerEvent evt = this->timing_[*this->at_index_];
 
   if (evt.max_length != 4294967294UL) {
-    ESP_LOGV(TAG, "A i=%u min=%" PRIu32 " max=%" PRIu32, *this->at_index_, evt.min_length, evt.max_length);  // NOLINT
+    ESP_LOGV(TAG, "A i=%zu min=%" PRIu32 " max=%" PRIu32, *this->at_index_, evt.min_length, evt.max_length);  // NOLINT
     this->schedule_is_valid_(evt.min_length);
     this->schedule_is_not_valid_(evt.max_length);
   } else if (*this->at_index_ + 1 != this->timing_.size()) {
-    ESP_LOGV(TAG, "B i=%u min=%" PRIu32, *this->at_index_, evt.min_length);  // NOLINT
+    ESP_LOGV(TAG, "B i=%zu min=%" PRIu32, *this->at_index_, evt.min_length);  // NOLINT
     this->cancel_timeout("is_not_valid");
     this->schedule_is_valid_(evt.min_length);
   } else {
-    ESP_LOGV(TAG, "C i=%u min=%" PRIu32, *this->at_index_, evt.min_length);  // NOLINT
+    ESP_LOGV(TAG, "C i=%zu min=%" PRIu32, *this->at_index_, evt.min_length);  // NOLINT
     this->is_valid_ = false;
     this->cancel_timeout("is_not_valid");
     this->set_timeout("trigger", evt.min_length, [this]() { this->trigger_(); });
diff --git a/esphome/core/helpers.cpp b/esphome/core/helpers.cpp
index 4368576301..fdc0eed774 100644
--- a/esphome/core/helpers.cpp
+++ b/esphome/core/helpers.cpp
@@ -437,7 +437,7 @@ static inline bool is_base64(char c) { return (isalnum(c) || (c == '+') || (c ==
 
 std::string base64_encode(const std::vector<uint8_t> &buf) { return base64_encode(buf.data(), buf.size()); }
 
-std::string base64_encode(const char *buf, unsigned int buf_len) {
+std::string base64_encode(const uint8_t *buf, size_t buf_len) {
   std::string ret;
   int i = 0;
   int j = 0;
diff --git a/tests/components/host/test.host.yaml b/tests/components/host/test.host.yaml
new file mode 100644
index 0000000000..3d14c190a6
--- /dev/null
+++ b/tests/components/host/test.host.yaml
@@ -0,0 +1,15 @@
+time:
+  - platform: sntp
+    id: esptime
+    timezone: Australia/Sydney
+
+logger:
+  level: VERBOSE
+  logs:
+    lvgl: INFO
+    display: DEBUG
+    sensor: INFO
+    vnc: DEBUG
+
+host:
+  mac_address: "62:23:45:AF:B3:DD"