diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9045237..83f72b3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,12 +1,5 @@
 cmake_minimum_required(VERSION 3.12.4)
 project(nDPId C)
-if("${PROJECT_SOURCE_DIR}" STREQUAL "${PROJECT_BINARY_DIR}")
-    message(FATAL_ERROR "In-source builds are not allowed.\n"
-                        "Please remove ${PROJECT_SOURCE_DIR}/CMakeCache.txt\n"
-                        "and\n"
-                        "${PROJECT_SOURCE_DIR}/CMakeFiles\n"
-                        "Create a build directory somewhere and run CMake again.")
-endif()
 set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)
 find_package(PkgConfig REQUIRED)