diff --git a/check.sh b/check.sh
index 7f9ee15..d6967f0 100755
--- a/check.sh
+++ b/check.sh
@@ -2,12 +2,6 @@
 
 set -eu
 
-if [[ -v ZSH_NAME ]]; then
-  setopt BASH_REMATCH
-  setopt RE_MATCH_PCRE
-  setopt KSH_ARRAYS
-fi
-
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 source $DIR/validator.sh
 
diff --git a/validator.sh b/validator.sh
index 33d2595..a07c113 100644
--- a/validator.sh
+++ b/validator.sh
@@ -1,9 +1,3 @@
-if [[ -v ZSH_NAME ]]; then
-  setopt BASH_REMATCH
-  setopt RE_MATCH_PCRE
-  setopt KSH_ARRAYS
-fi
-
 readonly HEADER_PATTERN="^([^\(]+)\(([^\)]+)\): (.+)$"
 readonly TYPE_PATTERN="^(feat|fix|docs|gen|lint|refactor|test|chore)$"
 readonly SCOPE_PATTERN="^([a-z][a-z0-9]*)(-[a-z0-9]+)*$"