diff --git a/drivers/CoreBufferedSerial/source/CoreBufferedSerial.cpp b/drivers/CoreBufferedSerial/source/CoreBufferedSerial.cpp
index 54991257b5..32d7d290ab 100644
--- a/drivers/CoreBufferedSerial/source/CoreBufferedSerial.cpp
+++ b/drivers/CoreBufferedSerial/source/CoreBufferedSerial.cpp
@@ -24,6 +24,10 @@ auto CoreBufferedSerial::readable() -> bool
 void CoreBufferedSerial::disableDeepSleep()
 {
 	_serial.enable_input(true);
+
+	if (_sigio_callback != nullptr) {
+		_serial.sigio(mbed::Callback<void()> {[this] { _sigio_callback(); }});
+	}
 }
 
 void CoreBufferedSerial::enableDeepSleep()
diff --git a/drivers/CoreBufferedSerial/tests/CoreBufferedSerial_test.cpp b/drivers/CoreBufferedSerial/tests/CoreBufferedSerial_test.cpp
index f3160d0b09..30189e4a55 100644
--- a/drivers/CoreBufferedSerial/tests/CoreBufferedSerial_test.cpp
+++ b/drivers/CoreBufferedSerial/tests/CoreBufferedSerial_test.cpp
@@ -81,3 +81,21 @@ TEST_F(CoreBufferedSerialTest, disableDeepSleep)
 	coreserial.disableDeepSleep();
 	ASSERT_TRUE(spy_BufferedSerial_getEnableInput());
 }
+
+TEST_F(CoreBufferedSerialTest, sigioAfterDisableDeepSleep)
+{
+	auto mock_function = MockFunction<void()> {};
+
+	coreserial.sigio(mock_function.AsStdFunction());
+
+	EXPECT_CALL(mock_function, Call);
+	auto on_sigio_callback = spy_BufferedSerial_getSigioCallback();
+	on_sigio_callback();
+
+	coreserial.enableDeepSleep();
+	coreserial.disableDeepSleep();
+
+	EXPECT_CALL(mock_function, Call);
+	on_sigio_callback = spy_BufferedSerial_getSigioCallback();
+	on_sigio_callback();
+}