diff --git a/platformio/ide/tpls/vim/.ccls.tpl b/platformio/ide/tpls/vim/.ccls.tpl
index b6d7d55a..39e29f87 100644
--- a/platformio/ide/tpls/vim/.ccls.tpl
+++ b/platformio/ide/tpls/vim/.ccls.tpl
@@ -18,5 +18,5 @@ clang
 % end
 
 % for define in defines:
--D{{ define }}
+-D{{ !define }}
 % end