diff --git a/src/bash/bashrc b/src/bash/bashrc
index 4b5e1a2..174173a 100755
--- a/src/bash/bashrc
+++ b/src/bash/bashrc
@@ -8,6 +8,7 @@ shopt -s checkwinsize     # check window size on script exit
 shopt -s cdable_vars      # enable change directory to a variable value
 shopt -s extglob          # enable extended glob patterns
 shopt -s globstar         # enable glob ** expansion
+shopt -s nullglob         # enable nullglob
 
 # get bash completion dir
 export BASH_COMPLETION_DIR="$LOCAL_PREFIX/etc/bash_completion.d"
diff --git a/src/bash/scripts/eval/set-completion b/src/bash/scripts/eval/set-completion
index 2924baa..1b6b224 100755
--- a/src/bash/scripts/eval/set-completion
+++ b/src/bash/scripts/eval/set-completion
@@ -50,7 +50,7 @@ if [ ! -d "$AM_PROMPT/bash/completions" ]; then
 fi
 
 # iterate over each completion
-for AM_COMPLETION in $AM_PROMPT/bash/completions/* 2>/dev/null; do
+for AM_COMPLETION in $AM_PROMPT/bash/completions/*; do
 
     # source the completion
     . "$AM_COMPLETION"
diff --git a/src/zsh/scripts/eval/set-completion b/src/zsh/scripts/eval/set-completion
index 4fc25ce..f6e26cb 100755
--- a/src/zsh/scripts/eval/set-completion
+++ b/src/zsh/scripts/eval/set-completion
@@ -38,7 +38,7 @@ if [ ! -d "$AM_PROMPT/zsh/completions" ]; then
 fi
 
 # iterate over each completion
-for AM_COMPLETION in $AM_PROMPT/zsh/completions/* 2>/dev/null; do
+for AM_COMPLETION in $AM_PROMPT/zsh/completions/*; do
 
     # source the completion
     . "$AM_COMPLETION"
diff --git a/src/zsh/zshrc b/src/zsh/zshrc
index 0097592..aa586d0 100755
--- a/src/zsh/zshrc
+++ b/src/zsh/zshrc
@@ -17,6 +17,7 @@ fi
 # shell options
 setopt cdable_vars
 setopt inc_append_history
+setopt +o nomatch
 
 # rebuild completion
 rm -rf $HOME/.zcompdump