diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9bd4d04..1406874 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -171,6 +171,7 @@ endif()
 
 if (LIBINTL_LIB_FOUND)
   target_link_libraries(criterion ${LIBINTL_LIBRARIES})
+  include_directories(${LIBINTL_INCLUDE_DIR})
 endif()
 
 if (COVERALLS)