diff --git a/cmake/fmtlib.cmake b/cmake/fmtlib.cmake
index 2610424f6..792bf3b02 100644
--- a/cmake/fmtlib.cmake
+++ b/cmake/fmtlib.cmake
@@ -2,7 +2,7 @@ include(FetchContent)
 
 FetchContent_Declare(
 	fmtlib
-	PREFIX "${CMAKE_BINARY_DIR}/deps"
+	PREFIX "${PROJECT_BINARY_DIR}/deps"
 	DOWNLOAD_DIR "${PROJECT_SOURCE_DIR}/deps/downloads"
 	DOWNLOAD_NAME fmt-8.0.1.tar.gz
 	URL https://github.com/fmtlib/fmt/archive/8.0.1.tar.gz
diff --git a/cmake/jsoncpp.cmake b/cmake/jsoncpp.cmake
index 48a9d2b49..cf1cc656b 100644
--- a/cmake/jsoncpp.cmake
+++ b/cmake/jsoncpp.cmake
@@ -6,7 +6,7 @@ else()
     set(JSONCPP_CMAKE_COMMAND ${CMAKE_COMMAND})
 endif()
 
-set(prefix "${CMAKE_BINARY_DIR}/deps")
+set(prefix "${PROJECT_BINARY_DIR}/deps")
 set(JSONCPP_LIBRARY "${prefix}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}jsoncpp${CMAKE_STATIC_LIBRARY_SUFFIX}")
 set(JSONCPP_INCLUDE_DIR "${prefix}/include")
 
diff --git a/cmake/range-v3.cmake b/cmake/range-v3.cmake
index 4f3225420..d2f54452b 100644
--- a/cmake/range-v3.cmake
+++ b/cmake/range-v3.cmake
@@ -6,7 +6,7 @@ else()
     set(RANGE_V3_CMAKE_COMMAND ${CMAKE_COMMAND})
 endif()
 
-set(prefix "${CMAKE_BINARY_DIR}/deps")
+set(prefix "${PROJECT_BINARY_DIR}/deps")
 set(RANGE_V3_INCLUDE_DIR "${prefix}/include")
 
 ExternalProject_Add(range-v3-project
diff --git a/libstdlib/CMakeLists.txt b/libstdlib/CMakeLists.txt
index 4a995c78f..65a3a1cda 100644
--- a/libstdlib/CMakeLists.txt
+++ b/libstdlib/CMakeLists.txt
@@ -11,8 +11,8 @@ foreach(src IN LISTS STDLIB)
     string(REGEX REPLACE ";" ",\n\t0x" STDLIB_FILE_CONTENT "${STDLIB_FILE_CONTENT}")
     set(STDLIB_FILE_CONTENT "0x${STDLIB_FILE_CONTENT}")
     set(STDLIB_FILE_NAME ${src})
-    configure_file("${PROJECT_SOURCE_DIR}/libstdlib/stdlib.src.h.in" ${CMAKE_BINARY_DIR}/include/libstdlib/${src}.h NEWLINE_STYLE LF @ONLY)
-    list(APPEND GENERATED_STDLIB_HEADERS ${CMAKE_BINARY_DIR}/include/libstdlib/${src}.h)
+    configure_file("${PROJECT_SOURCE_DIR}/libstdlib/stdlib.src.h.in" ${PROJECT_BINARY_DIR}/include/libstdlib/${src}.h NEWLINE_STYLE LF @ONLY)
+    list(APPEND GENERATED_STDLIB_HEADERS ${PROJECT_BINARY_DIR}/include/libstdlib/${src}.h)
 endforeach()
 
-configure_file("${PROJECT_SOURCE_DIR}/libstdlib/stdlib.h.in" ${CMAKE_BINARY_DIR}/include/libstdlib/stdlib.h NEWLINE_STYLE LF @ONLY)
+configure_file("${PROJECT_SOURCE_DIR}/libstdlib/stdlib.h.in" ${PROJECT_BINARY_DIR}/include/libstdlib/stdlib.h NEWLINE_STYLE LF @ONLY)