1 files changed, 2 insertions, 2 deletions

diff --git a/arabluatex.lua b/arabluatex.lua
index 435fe83..4c2fac5 100644
--- a/arabluatex.lua
+++ b/arabluatex.lua
@@ -549,11 +549,11 @@ function cap(str)
                         body = string.sub(body, 2, -2)
                         return string.format("%s", body)
    end)
-   if string.find(str, "%-['`ʾʿ]") then
+   if string.find(str, "[^\\]%-['`ʾʿ]") then
       str = string.gsub(str, "(%-['`])", "%1\\MakeUppercase ")
       str = string.gsub(str, "(%-ʿ)", "%1\\MakeUppercase ")
       str = string.gsub(str, "(%-ʾ)", "%1\\MakeUppercase ")
-   elseif string.find(str, "%-[^'`ʾʿ]") then
+   elseif string.find(str, "[^\\]%-[^'`ʾʿ]") then
       str = string.gsub(str, "(%-)", "%1\\MakeUppercase ")
    elseif string.find(str, "^['`ʾʿ]") then
       str = string.gsub(str, "^(['`])", "%1\\MakeUppercase ")