diff --git a/plugins/plugin-dev/skills/agent-development/scripts/validate-agent.sh b/plugins/plugin-dev/skills/agent-development/scripts/validate-agent.sh
index ca4dfd4b92..70d7b172ee 100755
--- a/plugins/plugin-dev/skills/agent-development/scripts/validate-agent.sh
+++ b/plugins/plugin-dev/skills/agent-development/scripts/validate-agent.sh
@@ -2,7 +2,7 @@
 # Agent File Validator
 # Validates agent markdown files for correct structure and content
 
-set -euo pipefail
+set -uo pipefail
 
 # Usage
 if [ $# -eq 0 ]; then
diff --git a/plugins/plugin-dev/skills/hook-development/scripts/hook-linter.sh b/plugins/plugin-dev/skills/hook-development/scripts/hook-linter.sh
index 64f6041eff..2324ca8c11 100755
--- a/plugins/plugin-dev/skills/hook-development/scripts/hook-linter.sh
+++ b/plugins/plugin-dev/skills/hook-development/scripts/hook-linter.sh
@@ -2,7 +2,7 @@
 # Hook Linter
 # Checks hook scripts for common issues and best practices
 
-set -euo pipefail
+set -uo pipefail
 
 # Usage
 if [ $# -eq 0 ]; then
diff --git a/plugins/plugin-dev/skills/hook-development/scripts/validate-hook-schema.sh b/plugins/plugin-dev/skills/hook-development/scripts/validate-hook-schema.sh
index fed0a1f1d4..76c4715532 100755
--- a/plugins/plugin-dev/skills/hook-development/scripts/validate-hook-schema.sh
+++ b/plugins/plugin-dev/skills/hook-development/scripts/validate-hook-schema.sh
@@ -2,7 +2,7 @@
 # Hook Schema Validator
 # Validates hooks.json structure and checks for common issues
 
-set -euo pipefail
+set -uo pipefail
 
 # Usage
 if [ $# -eq 0 ]; then