1 files changed, 6 insertions, 6 deletions
diff --git a/zsh/zshrc b/zsh/zshrc
index 0d6ecd5..4c633ee 100644
--- a/zsh/zshrc
+++ b/zsh/zshrc
@@ -61,12 +61,12 @@ if [ -n "$ZPLUG_INSTALLED" ]; then
   # zsh history substring search
   zplug "zsh-users/zsh-history-substring-search", as:plugin
   
-  bindkey '${key[Up]}' history-substring-search-up
-  bindkey '${key[Down]}' history-substring-search-down
-  bindkey -M vicmd '${key[Up]}' history-substring-search-up
-  bindkey -M vicmd '${key[Down]}' history-substring-search-down
-  bindkey -M vicmd 'k' history-substring-search-up
-  bindkey -M vicmd 'j' history-substring-search-down
+  bindkey "${key[Up]}" history-substring-search-up
+  bindkey "${key[Down]}" history-substring-search-down
+  bindkey -M vicmd "${key[Up]}" history-substring-search-up
+  bindkey -M vicmd "${key[Down]}" history-substring-search-down
+  bindkey -M vicmd "k" history-substring-search-up
+  bindkey -M vicmd "j" history-substring-search-down
   
   # zsh syntax highlighting
   zplug "zsh-users/zsh-syntax-highlighting", defer:2