diff --git a/Modules/FindBISON.cmake b/Modules/FindBISON.cmake
index 6b5828e..1e1a5a3 100644
--- a/Modules/FindBISON.cmake
+++ b/Modules/FindBISON.cmake
@@ -82,7 +82,7 @@
   add_executable(Foo main.cpp ${BISON_MyParser_OUTPUTS})
 #]=======================================================================]
 
-find_program(BISON_EXECUTABLE NAMES bison win_bison DOC "path to the bison executable")
+find_program(BISON_EXECUTABLE NAMES bison win-bison win_bison DOC "path to the bison executable")
 mark_as_advanced(BISON_EXECUTABLE)
 
 if(BISON_EXECUTABLE)
diff --git a/Modules/FindFLEX.cmake b/Modules/FindFLEX.cmake
index 90e5f86..1384736 100644
--- a/Modules/FindFLEX.cmake
+++ b/Modules/FindFLEX.cmake
@@ -99,7 +99,7 @@
   ====================================================================
 #]=======================================================================]
 
-find_program(FLEX_EXECUTABLE NAMES flex win_flex DOC "path to the flex executable")
+find_program(FLEX_EXECUTABLE NAMES flex win-flex win_flex DOC "path to the flex executable")
 mark_as_advanced(FLEX_EXECUTABLE)
 
 find_library(FL_LIBRARY NAMES fl