diff --git a/inference-engine/src/inference_engine/CMakeLists.txt b/inference-engine/src/inference_engine/CMakeLists.txt
index 03f41078046..5fcce933c30 100644
--- a/inference-engine/src/inference_engine/CMakeLists.txt
+++ b/inference-engine/src/inference_engine/CMakeLists.txt
@@ -66,6 +66,10 @@ if(ENABLE_SSE42)
     ie_sse42_optimization_flags(sse4_2_flags)
     set_source_files_properties(${SSE_SRC} PROPERTIES COMPILE_FLAGS "${sse4_2_flags}")
     add_definitions(-DHAVE_SSE=1)
+
+    if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.16")
+        set_source_files_properties(${SSE_SRC} PROPERTIES SKIP_PRECOMPILE_HEADERS ON)
+    endif()
 endif()
 
 addVersionDefines(ie_version.cpp CI_BUILD_NUMBER)
@@ -109,7 +113,7 @@ add_library(${TARGET_NAME}_obj OBJECT
             ${PUBLIC_HEADERS})
 
 ie_faster_build(${TARGET_NAME}_obj
-    UNITY
+    UNITY PCH PRIVATE "precomp.hpp"
 )
 
 target_compile_definitions(${TARGET_NAME}_obj PRIVATE IMPLEMENT_INFERENCE_ENGINE_API
diff --git a/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/CMakeLists.txt b/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/CMakeLists.txt
index b1eb5bead0e..f10df452e20 100644
--- a/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/CMakeLists.txt
+++ b/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/CMakeLists.txt
@@ -25,6 +25,4 @@ addIeTargetTest(
         ADD_CPPLINT
 )
 
-ie_faster_build(${TARGET_NAME}
-        PCH PRIVATE "src/precomp.hpp"
-        )
+ie_faster_build(${TARGET_NAME} UNITY)
diff --git a/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/src/precomp.hpp b/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/src/precomp.hpp
deleted file mode 100644
index d6e9a611080..00000000000
--- a/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/src/precomp.hpp
+++ /dev/null
@@ -1,34 +0,0 @@
-// Copyright (C) 2018-2021 Intel Corporation
-// SPDX-License-Identifier: Apache-2.0
-//
-
-#pragma once
-
-#include <gtest/gtest.h>
-
-#include <ngraph/ngraph.hpp>
-#include <ngraph/ops.hpp>
-
-#include <algorithm>
-#include <functional>
-#include <initializer_list>
-#include <iterator>
-#include <map>
-#include <memory>
-#include <numeric>
-#include <ostream>
-#include <set>
-#include <sstream>
-#include <string>
-#include <tuple>
-#include <type_traits>
-#include <typeinfo>
-#include <unordered_set>
-#include <utility>
-#include <vector>
-
-#include <cassert>
-#include <cctype>
-#include <cmath>
-#include <cstdlib>
-#include <cstring>
diff --git a/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/tests/CMakeLists.txt b/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/tests/CMakeLists.txt
index 802f596e17d..bea78882172 100644
--- a/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/tests/CMakeLists.txt
+++ b/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/tests/CMakeLists.txt
@@ -24,6 +24,4 @@ addIeTargetTest(
         ADD_CPPLINT
 )
 
-ie_faster_build(${TARGET_NAME}
-        PCH PRIVATE "${OpenVINO_MAIN_SOURCE_DIR}/inference-engine/tests/functional/plugin/conformance/subgraphs_dumper/src/precomp.hpp"
-        )
+ie_faster_build(${TARGET_NAME} UNITY)
diff --git a/inference-engine/tests/functional/plugin/conformance/test_runner/CMakeLists.txt b/inference-engine/tests/functional/plugin/conformance/test_runner/CMakeLists.txt
index de7e630c85f..b12307aed42 100644
--- a/inference-engine/tests/functional/plugin/conformance/test_runner/CMakeLists.txt
+++ b/inference-engine/tests/functional/plugin/conformance/test_runner/CMakeLists.txt
@@ -27,6 +27,4 @@ addIeTargetTest(
             CONFORMANCE
 )
 
-ie_faster_build(${TARGET_NAME}
-        PCH PRIVATE "src/precomp.hpp"
-        )
+ie_faster_build(${TARGET_NAME} UNITY)
diff --git a/inference-engine/tests/functional/plugin/conformance/test_runner/src/precomp.hpp b/inference-engine/tests/functional/plugin/conformance/test_runner/src/precomp.hpp
deleted file mode 100644
index 23ba10110cf..00000000000
--- a/inference-engine/tests/functional/plugin/conformance/test_runner/src/precomp.hpp
+++ /dev/null
@@ -1,36 +0,0 @@
-// Copyright (C) 2018-2021 Intel Corporation
-// SPDX-License-Identifier: Apache-2.0
-//
-
-#pragma once
-
-#include <gtest/gtest.h>
-
-#include <ngraph/ngraph.hpp>
-#include <ngraph/ops.hpp>
-#include "ngraph_functions/builders.hpp"
-#include "ngraph_functions/subgraph_builders.hpp"
-
-#include <algorithm>
-#include <functional>
-#include <initializer_list>
-#include <iterator>
-#include <map>
-#include <memory>
-#include <numeric>
-#include <ostream>
-#include <set>
-#include <sstream>
-#include <string>
-#include <tuple>
-#include <type_traits>
-#include <typeinfo>
-#include <unordered_set>
-#include <utility>
-#include <vector>
-
-#include <cassert>
-#include <cctype>
-#include <cmath>
-#include <cstdlib>
-#include <cstring>
diff --git a/ngraph/test/runtime/CMakeLists.txt b/ngraph/test/runtime/CMakeLists.txt
index 1cdc0842928..be84499ee0e 100644
--- a/ngraph/test/runtime/CMakeLists.txt
+++ b/ngraph/test/runtime/CMakeLists.txt
@@ -38,8 +38,6 @@ set (SRC
     pass/shape_relevance.hpp
     )
 
-disable_deprecated_warnings()
-
 add_library(ngraph_backend SHARED ${SRC})
 
 if(COMMAND ie_faster_build)