diff --git a/blcrack/platform/android.toolchain.cmake b/blcrack/platform/android.toolchain.cmake
index a25101158..f63e74887 100644
--- a/blcrack/platform/android.toolchain.cmake
+++ b/blcrack/platform/android.toolchain.cmake
@@ -1,9 +1,9 @@
-if (NOT DEFINED ENV{NDK_ROOT})
+if (NOT DEFINED NDK_ROOT)
     message(FATAL_ERROR "NDK_ROOT is not defined. Please set it to the root directory of your Android NDK.")
 endif ()
-message(STATUS "Using Android NDK: $ENV{NDK_ROOT}")
+message(STATUS "Using Android NDK: ${NDK_ROOT}")
 if (NOT DEFINED ANDROID_ABI)
     message("ANDROID_ABI is not defined. Defaulting to x86")
     set(ANDROID_ABI x86)
 endif ()
-set(CMAKE_TOOLCHAIN_FILE $ENV{NDK_ROOT}/build/cmake/android.toolchain.cmake)
\ No newline at end of file
+set(CMAKE_TOOLCHAIN_FILE ${NDK_ROOT}/build/cmake/android.toolchain.cmake)
\ No newline at end of file