diff --git a/esphome/components/waveshare_epaper/waveshare_epaper.cpp b/esphome/components/waveshare_epaper/waveshare_epaper.cpp
index 934d9c75d1..ec0c31700e 100644
--- a/esphome/components/waveshare_epaper/waveshare_epaper.cpp
+++ b/esphome/components/waveshare_epaper/waveshare_epaper.cpp
@@ -1707,7 +1707,7 @@ void HOT GDEY075Z08::display() {
       return;
     }
     ESP_LOGD(TAG, "Found a change, initializing display for partial backup");
-    unsigned int x_start, y_start, x_end, y_end, x_start_b, x_end_b;
+    uint16_t x_start, y_start, x_end, y_end, x_start_b, x_end_b;
     x_start = (this->get_width_internal() / seg_x_) * first_segment_x_;
     x_end = (this->get_width_internal() / seg_x_) * (last_segment_x_ + 1);
     y_start = (this->get_height_internal() / seg_y_) * first_segment_y_;
diff --git a/esphome/components/waveshare_epaper/waveshare_epaper.h b/esphome/components/waveshare_epaper/waveshare_epaper.h
index 8ba212baa2..0627947d7e 100644
--- a/esphome/components/waveshare_epaper/waveshare_epaper.h
+++ b/esphome/components/waveshare_epaper/waveshare_epaper.h
@@ -255,7 +255,7 @@ class GDEY075Z08 : public WaveshareEPaperBWR {
   uint16_t last_segment_x_ = 0;
   uint16_t last_segment_y_ = 0;
   uint16_t *checksums_ = nullptr;
-  void calculate_crcs_(bool fullSync);
+  void calculate_crcs_(bool full_sync);
   bool waiting_for_idle_ = false;
   uint32_t idle_timeout_() override;
   void reset_();