diff --git a/exec/shell.lua b/exec/shell.lua
index 802455e..9334f22 100644
--- a/exec/shell.lua
+++ b/exec/shell.lua
@@ -25,7 +25,7 @@ setmetatable(shenv,{__index=function(_,k)
   return function(...)
    local tA = {...}
    local pid = os.spawnfile(fp,fp,table.unpack(tA))
-   local tE = event.pull("process_finished",pid)
+   local tE = {event.pull("process_finished",pid)}
    if tE[1] == true then
     table.remove(tE,1)
    end