diff --git a/widgets/mdir.lua b/widgets/mdir.lua
index 32dd3b3..d7c6f3d 100644
--- a/widgets/mdir.lua
+++ b/widgets/mdir.lua
@@ -24,12 +24,12 @@ local function worker(format, warg)
 
     for i=1, #warg do
         -- Recursively find new messages
-        local f = io.popen("find "..warg[i].." -type f -wholename '*/new/*'")
+        local f = io.popen("find '"..warg[i].."' -type f -wholename '*/new/*'")
         for line in f:lines() do count.new = count.new + 1 end
         f:close()
 
         -- Recursively find "old" messages lacking the Seen flag
-        local f = io.popen("find "..warg[i].." -type f -regex '.*/cur/.*2,[^S]*$'")
+        local f = io.popen("find '"..warg[i].."' -type f -regex '.*/cur/.*2,[^S]*$'")
         for line in f:lines() do count.cur = count.cur + 1 end
         f:close()
     end