diff --git a/Mindbox.xcodeproj/project.pbxproj b/Mindbox.xcodeproj/project.pbxproj
index 369e0e96..94bd5bc3 100644
--- a/Mindbox.xcodeproj/project.pbxproj
+++ b/Mindbox.xcodeproj/project.pbxproj
@@ -242,7 +242,6 @@
 		A17853D829AF7ED90072578F /* LogWriter.swift in Sources */ = {isa = PBXBuildFile; fileRef = A154E33B299E5B6D00F8F074 /* LogWriter.swift */; };
 		A17853D929AF7ED90072578F /* LogMessage.swift in Sources */ = {isa = PBXBuildFile; fileRef = A154E33D299E5B6D00F8F074 /* LogMessage.swift */; };
 		A17853DA29AF7ED90072578F /* LogLevel.swift in Sources */ = {isa = PBXBuildFile; fileRef = A154E33A299E5B6D00F8F074 /* LogLevel.swift */; };
-		A17853DB29AF7EDE0072578F /* NSManagedObjectContext+Extension.swift in Sources */ = {isa = PBXBuildFile; fileRef = A154E33F299E5B6D00F8F074 /* NSManagedObjectContext+Extension.swift */; };
 		A17853DC29AF7EDE0072578F /* String+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = A154E341299E5B6D00F8F074 /* String+Extensions.swift */; };
 		A17853DD29AF7EDE0072578F /* Date+Extension.swift in Sources */ = {isa = PBXBuildFile; fileRef = A154E340299E5B6D00F8F074 /* Date+Extension.swift */; };
 		A17853DE29AF7EDE0072578F /* FileManager+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = A154E342299E5B6D00F8F074 /* FileManager+Extensions.swift */; };
@@ -717,7 +716,6 @@
 		A154E33B299E5B6D00F8F074 /* LogWriter.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = LogWriter.swift; sourceTree = "<group>"; };
 		A154E33C299E5B6D00F8F074 /* LogCategory.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = LogCategory.swift; sourceTree = "<group>"; };
 		A154E33D299E5B6D00F8F074 /* LogMessage.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = LogMessage.swift; sourceTree = "<group>"; };
-		A154E33F299E5B6D00F8F074 /* NSManagedObjectContext+Extension.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "NSManagedObjectContext+Extension.swift"; sourceTree = "<group>"; };
 		A154E340299E5B6D00F8F074 /* Date+Extension.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "Date+Extension.swift"; sourceTree = "<group>"; };
 		A154E341299E5B6D00F8F074 /* String+Extensions.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "String+Extensions.swift"; sourceTree = "<group>"; };
 		A154E342299E5B6D00F8F074 /* FileManager+Extensions.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "FileManager+Extensions.swift"; sourceTree = "<group>"; };
@@ -1804,7 +1802,6 @@
 		A154E33E299E5B6D00F8F074 /* Extensions */ = {
 			isa = PBXGroup;
 			children = (
-				A154E33F299E5B6D00F8F074 /* NSManagedObjectContext+Extension.swift */,
 				A154E340299E5B6D00F8F074 /* Date+Extension.swift */,
 				A154E341299E5B6D00F8F074 /* String+Extensions.swift */,
 				A154E342299E5B6D00F8F074 /* FileManager+Extensions.swift */,
@@ -3268,7 +3265,6 @@
 				F3B2A39F2A4C79E200E2CA25 /* UnknownDecodable.swift in Sources */,
 				A17853EB29AF7EF30072578F /* MBPersistentContainer.swift in Sources */,
 				A17853D829AF7ED90072578F /* LogWriter.swift in Sources */,
-				A17853DB29AF7EDE0072578F /* NSManagedObjectContext+Extension.swift in Sources */,
 				F3B2A3A22A4C79E200E2CA25 /* ProtocolError.swift in Sources */,
 				A15D704729AF81DC007131E7 /* MBLoggerCoreDataManager.swift in Sources */,
 				F3B2A3A12A4C79E200E2CA25 /* MindboxError.swift in Sources */,
diff --git a/MindboxLogger/Shared/Extensions/NSManagedObjectContext+Extension.swift b/MindboxLogger/Shared/Extensions/NSManagedObjectContext+Extension.swift
deleted file mode 100644
index ac897371..00000000
--- a/MindboxLogger/Shared/Extensions/NSManagedObjectContext+Extension.swift
+++ /dev/null
@@ -1,45 +0,0 @@
-//
-//  Extension.swift
-//  MindboxLogger
-//
-//  Created by Akylbek Utekeshev on 06.02.2023.
-//  Copyright © 2023 Mikhail Barilov. All rights reserved.
-//
-
-import Foundation
-import CoreData
-
-public extension NSManagedObjectContext {
-    func performAndWait<T>(_ block: () throws -> T) rethrows -> T {
-        return try _performAndWaitHelper(
-            fn: performAndWait, execute: block, rescue: { throw $0 }
-        )
-    }
-
-    /// Helper function for convincing the type checker that
-    /// the rethrows invariant holds for performAndWait.
-    ///
-    /// Source: https://github.com/apple/swift/blob/bb157a070ec6534e4b534456d208b03adc07704b/stdlib/public/SDK/Dispatch/Queue.swift#L228-L249
-    private func _performAndWaitHelper<T>(
-        fn: (() -> Void) -> Void,
-        execute work: () throws -> T,
-        rescue: ((Error) throws -> (T))) rethrows -> T
-    {
-        var result: T?
-        var error: Error?
-        withoutActuallyEscaping(work) { _work in
-            fn {
-                do {
-                    result = try _work()
-                } catch let e {
-                    error = e
-                }
-            }
-        }
-        if let e = error {
-            return try rescue(e)
-        } else {
-            return result!
-        }
-    }
-}