diff --git a/ftplugin/bash.lua b/ftplugin/bash.lua
index cad4393..714005f 100644
--- a/ftplugin/bash.lua
+++ b/ftplugin/bash.lua
@@ -1 +1,2 @@
-vim.b.slime_cell_delimiter = "#%%"
+vim.b.slime_cell_delimiter = "#\\s\\=%%"
+
diff --git a/ftplugin/python.lua b/ftplugin/python.lua
index cad4393..714005f 100644
--- a/ftplugin/python.lua
+++ b/ftplugin/python.lua
@@ -1 +1,2 @@
-vim.b.slime_cell_delimiter = "#%%"
+vim.b.slime_cell_delimiter = "#\\s\\=%%"
+
diff --git a/ftplugin/sh.lua b/ftplugin/sh.lua
index cad4393..714005f 100644
--- a/ftplugin/sh.lua
+++ b/ftplugin/sh.lua
@@ -1 +1,2 @@
-vim.b.slime_cell_delimiter = "#%%"
+vim.b.slime_cell_delimiter = "#\\s\\=%%"
+
diff --git a/lua/config/keymap.lua b/lua/config/keymap.lua
index 8c96d8b..2d300ec 100644
--- a/lua/config/keymap.lua
+++ b/lua/config/keymap.lua
@@ -235,8 +235,8 @@ wk.register({
   ['gN']            = { 'Nzzzv', 'center search' },
   ['gl']            = { '<c-]>', 'open help link' },
   ['gf']            = { ':e <cfile><CR>', 'edit file' },
-  ['coo']            = { 'o#%%<cr>', 'new code chunk below' },
-  ['cOo']            = { 'O#%%<cr>', 'new code chunk above' },
+  ['coo']            = { 'o# %%<cr>', 'new code chunk below' },
+  ['cOo']            = { 'O# %%<cr>', 'new code chunk above' },
   ['cob']           = { 'o```{bash}<cr>```<esc>O', "bash code chunk" },
   ['cor']           = { 'o```{r}<cr>```<esc>O', "r code chunk" },
   ['cop']           = { 'o```{python}<cr>```<esc>O', "python code chunk" },