diff --git a/CMakeLists.txt b/CMakeLists.txt
index 80e4db9..b362caa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,6 +12,7 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -O2")
 
 # add the binary tree to the search path for include files
 include_directories(${PROJECT_SOURCE_DIR})
+include_directories(${CMAKE_CURRENT_BINARY_DIR})
 include_directories(parser-verilog)
 
 
@@ -44,7 +45,6 @@ add_executable(sample_parser
   ${FLEX_verilog_lexer_OUTPUTS}
   ${BISON_verilog_parser_OUTPUTS}
 )
-target_link_libraries(sample_parser stdc++fs)
 
 # A drop-in replacement OpenTimer Verilog parser
 add_executable(ot_parser
@@ -52,7 +52,6 @@ add_executable(ot_parser
   ${FLEX_verilog_lexer_OUTPUTS}
   ${BISON_verilog_parser_OUTPUTS}
 )
-target_link_libraries(ot_parser stdc++fs)
 
 
 
@@ -68,6 +67,5 @@ set(VP_UTEST_DIR ${PROJECT_SOURCE_DIR}/unittest)
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${VP_UTEST_DIR})
 
 add_executable(regression unittest/regression.cpp ${FLEX_verilog_lexer_OUTPUTS} ${BISON_verilog_parser_OUTPUTS})
-target_link_libraries(regression stdc++fs)
 add_test(regression ${VP_UTEST_DIR}/regression)