diff --git a/lib/core/scheduler.cpp b/lib/core/scheduler.cpp
index 3fbb61f4..b1416a3f 100644
--- a/lib/core/scheduler.cpp
+++ b/lib/core/scheduler.cpp
@@ -30,7 +30,7 @@ core::Result Scheduler::run()
   return result;
 }
 
-void Scheduler::addTask(std::function<core::Result(void)> task, uint32_t delay)
+void Scheduler::addTask(uint32_t delay, std::function<core::Result(void)> task)
 {
   const auto execution_timepoint
     = std::chrono::time_point_cast<std::chrono::microseconds>(time_.now())
diff --git a/lib/core/scheduler.hpp b/lib/core/scheduler.hpp
index 48c149b0..ba84d9ef 100644
--- a/lib/core/scheduler.hpp
+++ b/lib/core/scheduler.hpp
@@ -29,7 +29,7 @@ class Scheduler {
    * @param task a function that returns a Result
    * @param delay the minimum delay in microseconds before the task can called
    */
-  void addTask(std::function<core::Result(void)> task, uint32_t delay);
+  void addTask(uint32_t delay, std::function<core::Result(void)> task);
 
  private:
   core::ILogger &logger_;
diff --git a/test/core/scheduler.cpp b/test/core/scheduler.cpp
index 6c88ebce..229a24ac 100644
--- a/test/core/scheduler.cpp
+++ b/test/core/scheduler.cpp
@@ -20,12 +20,10 @@ TEST(Scheduler, immediateTask)
   core::Logger logger("test", core::LogLevel::kDebug, manual_time);
   core::Scheduler scheduler(logger, manual_time);
   bool task_called = false;
-  scheduler.addTask(
-    [&task_called]() {
-      task_called = true;
-      return core::Result::kSuccess;
-    },
-    0);
+  scheduler.addTask(0, [&task_called]() {
+    task_called = true;
+    return core::Result::kSuccess;
+  });
   ASSERT_EQ(scheduler.run(), core::Result::kSuccess);
   ASSERT_TRUE(task_called);
 }
@@ -36,12 +34,10 @@ TEST(Scheduler, delayedTask)
   core::Logger logger("test", core::LogLevel::kDebug, manual_time);
   core::Scheduler scheduler(logger, manual_time);
   bool task_called = false;
-  scheduler.addTask(
-    [&task_called]() {
-      task_called = true;
-      return core::Result::kSuccess;
-    },
-    1000);
+  scheduler.addTask(1000, [&task_called]() {
+    task_called = true;
+    return core::Result::kSuccess;
+  });
   ASSERT_EQ(scheduler.run(), core::Result::kSuccess);
   ASSERT_FALSE(task_called);
   manual_time.set_time(std::chrono::system_clock::from_time_t(1));
@@ -55,12 +51,10 @@ TEST(Scheduler, failingTask)
   core::Logger logger("test", core::LogLevel::kDebug, manual_time);
   core::Scheduler scheduler(logger, manual_time);
   bool task_called = false;
-  scheduler.addTask(
-    [&task_called]() {
-      task_called = true;
-      return core::Result::kFailure;
-    },
-    0);
+  scheduler.addTask(0, [&task_called]() {
+    task_called = true;
+    return core::Result::kFailure;
+  });
   ASSERT_EQ(scheduler.run(), core::Result::kFailure);
   ASSERT_TRUE(task_called);
 }
@@ -72,18 +66,14 @@ TEST(Scheduler, multipleTasksCorrectOrder)
   core::Scheduler scheduler(logger, manual_time);
   bool task1_called = false;
   bool task2_called = false;
-  scheduler.addTask(
-    [&task1_called]() {
-      task1_called = true;
-      return core::Result::kSuccess;
-    },
-    0);
-  scheduler.addTask(
-    [&task2_called]() {
-      task2_called = true;
-      return core::Result::kSuccess;
-    },
-    0);
+  scheduler.addTask(0, [&task1_called]() {
+    task1_called = true;
+    return core::Result::kSuccess;
+  });
+  scheduler.addTask(0, [&task2_called]() {
+    task2_called = true;
+    return core::Result::kSuccess;
+  });
   manual_time.set_time(std::chrono::system_clock::from_time_t(1));
   ASSERT_EQ(scheduler.run(), core::Result::kSuccess);
   ASSERT_TRUE(task1_called);