diff --git a/esphome/components/http_request/ota/__init__.py b/esphome/components/http_request/ota/__init__.py
index 784e4ee47a5..1cc112c55c4 100644
--- a/esphome/components/http_request/ota/__init__.py
+++ b/esphome/components/http_request/ota/__init__.py
@@ -3,9 +3,8 @@ import esphome.codegen as cg
 from esphome.components.ota import BASE_OTA_SCHEMA, OTAComponent, ota_to_code
 import esphome.config_validation as cv
 from esphome.const import CONF_ID, CONF_PASSWORD, CONF_URL, CONF_USERNAME
-from esphome.core import ID, coroutine_with_priority
+from esphome.core import coroutine_with_priority
 from esphome.coroutine import CoroPriority
-from esphome.cpp_generator import MockObj, TemplateArgsType
 from esphome.types import ConfigType
 
 from .. import CONF_HTTP_REQUEST_ID, HttpRequestComponent, http_request_ns
@@ -21,9 +20,6 @@ CONF_MD5_URL = "md5_url"
 OtaHttpRequestComponent = http_request_ns.class_(
     "OtaHttpRequestComponent", OTAComponent
 )
-OtaHttpRequestComponentFlashAction = http_request_ns.class_(
-    "OtaHttpRequestComponentFlashAction", automation.Action
-)
 
 CONFIG_SCHEMA = cv.All(
     cv.Schema(
@@ -68,38 +64,13 @@ OTA_HTTP_REQUEST_FLASH_ACTION_SCHEMA = cv.All(
 )
 
 
-@automation.register_action(
+automation.register_apply_action(
     "ota.http_request.flash",
-    OtaHttpRequestComponentFlashAction,
     OTA_HTTP_REQUEST_FLASH_ACTION_SCHEMA,
-    synchronous=True,
+    automation.ApplyField(CONF_MD5_URL, "set_md5_url", cg.std_string),
+    automation.ApplyField(CONF_MD5, "set_md5", cg.std_string),
+    automation.ApplyField(CONF_PASSWORD, "set_password", cg.std_string),
+    automation.ApplyField(CONF_USERNAME, "set_username", cg.std_string),
+    automation.ApplyField(CONF_URL, "set_url", cg.std_string),
+    automation.ApplyCall("flash()"),
 )
-async def ota_http_request_action_to_code(
-    config: ConfigType,
-    action_id: ID,
-    template_arg: cg.TemplateArguments,
-    args: TemplateArgsType,
-) -> MockObj:
-    paren = await cg.get_variable(config[CONF_ID])
-    var = cg.new_Pvariable(action_id, template_arg, paren)
-
-    if md5_url := config.get(CONF_MD5_URL):
-        template_ = await cg.templatable(md5_url, args, cg.std_string)
-        cg.add(var.set_md5_url(template_))
-
-    if md5_str := config.get(CONF_MD5):
-        template_ = await cg.templatable(md5_str, args, cg.std_string)
-        cg.add(var.set_md5(template_))
-
-    if password_str := config.get(CONF_PASSWORD):
-        template_ = await cg.templatable(password_str, args, cg.std_string)
-        cg.add(var.set_password(template_))
-
-    if username_str := config.get(CONF_USERNAME):
-        template_ = await cg.templatable(username_str, args, cg.std_string)
-        cg.add(var.set_username(template_))
-
-    template_ = await cg.templatable(config[CONF_URL], args, cg.std_string)
-    cg.add(var.set_url(template_))
-
-    return var
diff --git a/tests/components/http_request/common.yaml b/tests/components/http_request/common.yaml
index 62d0a7941aa..eb283748e30 100644
--- a/tests/components/http_request/common.yaml
+++ b/tests/components/http_request/common.yaml
@@ -42,6 +42,13 @@ button:
             md5: 0123456789abcdef0123456789abcdef
             url: http://my.ha.net:8123/local/esphome/firmware.bin
 
+        - ota.http_request.flash:
+            id: http_request_ota
+            md5_url: !lambda 'return std::string("http://my.ha.net:8123/local/esphome/firmware.md5");'
+            username: user
+            password: !lambda 'return std::string("pass");'
+            url: http://my.ha.net:8123/local/esphome/firmware.bin
+
         - logger.log: "This message should be not displayed (reboot)"
 
 update: