--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -147,7 +147,7 @@
 set_target_properties(${PROJECT_NAME} PROPERTIES VERSION ${PROJECT_LIB_VERSION} SOVERSION ${PROJECT_SO_VERSION})
 
 set_target_properties(${PROJECT_NAME} PROPERTIES
-    CXX_STANDARD 11
+    CXX_STANDARD 14
     C_STANDARD 99
     PUBLIC_HEADER "${HEADER_LITEHTML}"
 )
@@ -205,7 +205,7 @@
     )
 
     set_target_properties(${TEST_NAME} PROPERTIES
-        CXX_STANDARD 11
+        CXX_STANDARD 14
         C_STANDARD 99
         PUBLIC_HEADER "${HEADER_LITEHTML}"
     )