doc/lsp.txt | 3 ++-

diff --git a/doc/lsp.txt b/doc/lsp.txt
index 5f13c9dfda6d5bd86da7d7e3befaa660b4104c51..756e4ee3ddb21506461b091e028658caa370459b 100644
--- a/doc/lsp.txt
+++ b/doc/lsp.txt
@@ -546,7 +546,8 @@ 			By default this is set to false.
 						*lsp-opt-vssnipSupport*
 vsnipSupport		|Boolean| option.  Enable hrsh7th/vim-vsnip support.
 			Need snippet completion plugins hrsh7th/vim-vsnip
-		 	and hrsh7th/vim-vsnip-integ. By default this is
+		 	and hrsh7th/vim-vsnip-integ. Set ultisnipsSupport to
+			false before enabling this. By default this is
 			set to false.
 						*lsp-opt-usePopupInCodeAction*
 usePopupInCodeAction    |Boolean| option.  When using the |:LspCodeAction|