diff --git a/esphome/components/zephyr/core.cpp b/esphome/components/zephyr/core.cpp
index 72ae1d668b..ce8a08f977 100644
--- a/esphome/components/zephyr/core.cpp
+++ b/esphome/components/zephyr/core.cpp
@@ -4,6 +4,7 @@
 #include <zephyr/drivers/watchdog.h>
 #include <zephyr/sys/reboot.h>
 #include "esphome/core/hal.h"
+#include "esphome/core/helpers.h"
 
 namespace esphome {
 
@@ -39,6 +40,17 @@ uint32_t arch_get_cpu_cycle_count() { return k_cycle_get_32(); }
 uint32_t arch_get_cpu_freq_hz() { return sys_clock_hw_cycles_per_sec(); }
 uint8_t progmem_read_byte(const uint8_t *addr) { return *addr; }
 
+Mutex::Mutex() {
+  auto mutex = new k_mutex();
+  this->handle_ = mutex;
+  k_mutex_init(mutex);
+}
+Mutex::~Mutex() { delete static_cast<k_mutex *>(this->handle_); }
+void Mutex::lock() { k_mutex_lock(static_cast<k_mutex *>(this->handle_), K_FOREVER); }
+bool Mutex::try_lock() { return k_mutex_lock(static_cast<k_mutex *>(this->handle_), K_NO_WAIT) == 0; }
+void Mutex::unlock() { k_mutex_unlock(static_cast<k_mutex *>(this->handle_)); }
+uint32_t random_uint32() { return rand(); }
+
 }  // namespace esphome
 
 void setup();
diff --git a/esphome/components/zephyr/helpers.cpp b/esphome/components/zephyr/helpers.cpp
deleted file mode 100644
index f57463aabd..0000000000
--- a/esphome/components/zephyr/helpers.cpp
+++ /dev/null
@@ -1,15 +0,0 @@
-#include "esphome/core/helpers.h"
-#include <zephyr/kernel.h>
-
-namespace esphome {
-Mutex::Mutex() {
-  auto mutex = new k_mutex();
-  this->handle_ = mutex;
-  k_mutex_init(mutex);
-}
-Mutex::~Mutex() { delete static_cast<k_mutex *>(this->handle_); }
-void Mutex::lock() { k_mutex_lock(static_cast<k_mutex *>(this->handle_), K_FOREVER); }
-bool Mutex::try_lock() { return k_mutex_lock(static_cast<k_mutex *>(this->handle_), K_NO_WAIT) == 0; }
-void Mutex::unlock() { k_mutex_unlock(static_cast<k_mutex *>(this->handle_)); }
-uint32_t random_uint32() { return rand(); }
-}  // namespace esphome
\ No newline at end of file