diff --git a/CMakeLists.txt b/CMakeLists.txt
index d4e42c9..5223166 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,8 +8,10 @@ find_package(Check)
 find_package(PCRE REQUIRED)
 
 include(CheckSymbolExists)
+include(CheckIncludeFile)
 check_symbol_exists(strdup string.h HAVE_STRDUP)
 check_symbol_exists(strndup string.h HAVE_STRNDUP)
+check_include_file(stdbool.h HAVE_STDBOOL_H)
 configure_file(config.h.cmake config.h)
 
 add_subdirectory(src)
diff --git a/config.h.cmake b/config.h.cmake
index 4a3a9da..95111a4 100644
--- a/config.h.cmake
+++ b/config.h.cmake
@@ -1,2 +1,3 @@
 #cmakedefine HAVE_STRDUP @HAVE_STRDUP@
 #cmakedefine HAVE_STRNDUP @HAVE_STRNDUP@
+#cmakedefine HAVE_STDBOOL_H @HAVE_STDBOOL_H@