diff --git a/esphome/components/esp32/core.cpp b/esphome/components/esp32/core.cpp
index add50dcf4da..1fa51f1d9e6 100644
--- a/esphome/components/esp32/core.cpp
+++ b/esphome/components/esp32/core.cpp
@@ -65,7 +65,7 @@ static StaticTask_t loop_task_tcb;        // NOLINT(cppcoreguidelines-avoid-non-
 static StackType_t
     loop_task_stack[ESPHOME_LOOP_TASK_STACK_SIZE];  // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
 
-void loop_task(void *pv_params) {
+void __attribute__((optimize("O2"))) loop_task(void *pv_params) {
   setup();
   while (true) {
     App.loop();
diff --git a/esphome/writer.py b/esphome/writer.py
index 06a22301184..c2e0d08fa4f 100644
--- a/esphome/writer.py
+++ b/esphome/writer.py
@@ -45,7 +45,7 @@ void setup() {
   App.setup();
 }
 
-void loop() {
+void __attribute__((optimize("O2"))) loop() {
   App.loop();
 }
 """,