diff --git a/cmake-d/CMakeDetermineDCompiler.cmake b/cmake-d/CMakeDetermineDCompiler.cmake
index b677489..eafc595 100644
--- a/cmake-d/CMakeDetermineDCompiler.cmake
+++ b/cmake-d/CMakeDetermineDCompiler.cmake
@@ -126,8 +126,8 @@ if(NOT CMAKE_D_COMPILER_ID_RUN)
     file(READ ${CMAKE_ROOT}/Modules/CMakeDetermineCompilerId.cmake CMAKE_DETERMINE_COMPILER_ID_CMAKE_CONTENT)
     STRING(REPLACE "file(READ \${CMAKE_ROOT}/Modules/\${src}.in ID_CONTENT_IN)" 
       "find_file(src_in \${src}.in PATHS \${CMAKE_ROOT}/Modules \${CMAKE_MODULE_PATH} NO_DEFAULT_PATH)
-  file(READ \${src_in} ID_CONTENT_IN)
-  unset(src_in CACHE)"
+    file(READ \${src_in} ID_CONTENT_IN)
+    unset(src_in CACHE)"
     CMAKE_DETERMINE_COMPILER_ID_CMAKE_CONTENT_PATCHED ${CMAKE_DETERMINE_COMPILER_ID_CMAKE_CONTENT})
     file(WRITE ${CMAKE_PLATFORM_INFO_DIR}/CMakeDetermineCompilerId.cmake
       ${CMAKE_DETERMINE_COMPILER_ID_CMAKE_CONTENT_PATCHED})