diff --git a/esphome/components/esp32_ble_server/ble_server_automations.h b/esphome/components/esp32_ble_server/ble_server_automations.h
index fe186002803..0bbfdffd5bd 100644
--- a/esphome/components/esp32_ble_server/ble_server_automations.h
+++ b/esphome/components/esp32_ble_server/ble_server_automations.h
@@ -70,6 +70,7 @@ template<typename... Ts> class BLECharacteristicSetValueAction : public Action<T
  public:
   BLECharacteristicSetValueAction(BLECharacteristic *characteristic) : parent_(characteristic) {}
   TEMPLATABLE_VALUE(std::vector<uint8_t>, buffer)
+  void set_buffer(std::initializer_list<uint8_t> buffer) { this->buffer_ = std::vector<uint8_t>(buffer); }
   void set_buffer(ByteBuffer buffer) { this->set_buffer(buffer.get_data()); }
   void play(const Ts &...x) override {
     // If the listener is already set, do nothing
@@ -115,6 +116,7 @@ template<typename... Ts> class BLEDescriptorSetValueAction : public Action<Ts...
  public:
   BLEDescriptorSetValueAction(BLEDescriptor *descriptor) : parent_(descriptor) {}
   TEMPLATABLE_VALUE(std::vector<uint8_t>, buffer)
+  void set_buffer(std::initializer_list<uint8_t> buffer) { this->buffer_ = std::vector<uint8_t>(buffer); }
   void set_buffer(ByteBuffer buffer) { this->set_buffer(buffer.get_data()); }
   void play(const Ts &...x) override { this->parent_->set_value(this->buffer_.value(x...)); }
 
diff --git a/tests/components/esp32_ble_server/common.yaml b/tests/components/esp32_ble_server/common.yaml
index 7fe0b2eb5f1..4e34049038a 100644
--- a/tests/components/esp32_ble_server/common.yaml
+++ b/tests/components/esp32_ble_server/common.yaml
@@ -69,3 +69,11 @@ esp32_ble_server:
               - ble_server.descriptor.set_value:
                   id: test_change_descriptor
                   value: !lambda return bytebuffer::ByteBuffer::wrap({0x03, 0x04, 0x05}).get_data();
+              - ble_server.characteristic.set_value:
+                  id: test_change_characteristic
+                  value:
+                    data: [0xfc, 0xef, 0xfe, 0x86]
+              - ble_server.descriptor.set_value:
+                  id: test_change_descriptor
+                  value:
+                    data: [0x01, 0x02, 0x03]