diff --git a/src/ltablib.cpp b/src/ltablib.cpp
index 3709d4f2e..7a768a23c 100644
--- a/src/ltablib.cpp
+++ b/src/ltablib.cpp
@@ -58,7 +58,7 @@ static void checktab (lua_State *L, int arg, int what) {
 }
 
 
-LUAI_FUNC int tinsert (lua_State *L) {
+static int tinsert (lua_State *L) {
   lua_Integer pos;  /* where to insert new element */
   lua_Integer e = aux_getn(L, 1, TAB_RW);
   e = luaL_intop(+, e, 1);  /* first empty element */
diff --git a/src/lvm.cpp b/src/lvm.cpp
index 721defa1d..cf6c8eb91 100644
--- a/src/lvm.cpp
+++ b/src/lvm.cpp
@@ -1174,7 +1174,6 @@ void luaV_finishOp (lua_State *L) {
 */
 LUAI_FUNC int luaB_next (lua_State *L);
 LUAI_FUNC int luaB_ipairsaux (lua_State *L);
-LUAI_FUNC int tinsert(lua_State * L);
 
 
 #ifdef PLUTO_VMDUMP
@@ -2185,23 +2184,16 @@ void luaV_execute (lua_State *L, CallInfo *ci) {
 #ifdef PLUTO_ILP_HOOK_FUNCTION
         if (fvalue(s2v(ra)) == PLUTO_ILP_HOOK_FUNCTION) sequentialJumps = 0;
 #endif
-        if (fvalue(s2v(ra)) == tinsert && ttistable(s2v(ra + 1)) && ttisnil(s2v(ra + 3))) {
-          Table* table = hvalue(s2v(ra + 1));
-          if (!table->length) table->length = luaH_getn(table);  /* ensure table has cached length */
-          luaH_setint(L, table, ++table->length, s2v(ra + 2));
+        if ((newci = luaD_precall(L, ra, nresults)) == NULL)  /* C call; nothing else to be done */
+        {
+          updatetrap(ci);
+          vmDumpOut("; call cfunc (nresults=" << nresults << " nparams=" << nresults << ")");
         }
-        else {
-          if ((newci = luaD_precall(L, ra, nresults)) == NULL)  /* C call; nothing else to be done */
-          {
-            updatetrap(ci);
-            vmDumpOut("; call cfunc (nresults=" << nresults << " nparams=" << nresults << ")");
-          }
-          else  /* Lua call: run function in this same C frame */
-          {
-            vmDumpOut("; call lfunc (nresults=" << nresults << " nparams=" << nresults << ")");
-            ci = newci;
-            goto startfunc;
-          }
+        else  /* Lua call: run function in this same C frame */
+        {
+          vmDumpOut("; call lfunc (nresults=" << nresults << " nparams=" << nresults << ")");
+          ci = newci;
+          goto startfunc;
         }
         vmbreak;
       }
diff --git a/tests/bench/tinsert.lua b/tests/bench/tinsert.lua
deleted file mode 100644
index 4b907d2b0..000000000
--- a/tests/bench/tinsert.lua
+++ /dev/null
@@ -1,21 +0,0 @@
-local t
-
-t = os.clock()
-do
-	local b = {}
-	for i = 1, 1000000 do
-		table.insert(b, "hello")
-	end
-end
-t = os.clock() - t
-print(t)
-
-t = os.clock()
-do
-	local b = {}
-	for i = 1, 1000000 do
-		b[#b + 1] = "hello"
-	end
-end
-t = os.clock() - t
-print(t)
\ No newline at end of file