diff --git a/esphome/core/component.cpp b/esphome/core/component.cpp
index b0406e6502..d737ec0ae3 100644
--- a/esphome/core/component.cpp
+++ b/esphome/core/component.cpp
@@ -5,6 +5,7 @@
 #include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
 #include <utility>
+#include <cinttypes>
 
 namespace esphome {
 
@@ -211,8 +212,8 @@ WarnIfComponentBlockingGuard::~WarnIfComponentBlockingGuard() {
   uint32_t now = millis();
   if (now - started_ > 50) {
     const char *src = component_ == nullptr ? "<null>" : component_->get_component_source();
-    ESP_LOGW(TAG, "Component %s took a long time for an operation (%.2f s).", src, (now - started_) / 1e3f);
-    ESP_LOGW(TAG, "Components should block for at most 20-30ms.");
+    ESP_LOGW(TAG, "Component %s took a long time for an operation (%" PRIu32 " ms).", src, (now - started_));
+    ESP_LOGW(TAG, "Components should block for at most 30 ms.");
     ;
   }
 }