diff --git a/src/bitbucket/bb-pr-create.sh b/src/bitbucket/bb-pr-create.sh
old mode 100644
new mode 100755
index 7b7c10e..7e8c9b1
--- a/src/bitbucket/bb-pr-create.sh
+++ b/src/bitbucket/bb-pr-create.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 # Authentication and default settings
 source "$GITNAP/utils/auth.sh"
diff --git a/src/bitbucket/bb-pr-merge.sh b/src/bitbucket/bb-pr-merge.sh
old mode 100644
new mode 100755
index 600b79d..453368f
--- a/src/bitbucket/bb-pr-merge.sh
+++ b/src/bitbucket/bb-pr-merge.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 # Authentication and default settings
 source "$GITNAP/utils/auth.sh"
diff --git a/src/bitbucket/bb-pr-update.sh b/src/bitbucket/bb-pr-update.sh
index 5d085f3..58165a7 100755
--- a/src/bitbucket/bb-pr-update.sh
+++ b/src/bitbucket/bb-pr-update.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 # Authentication and default settings
 source "$GITNAP/utils/auth.sh"
diff --git a/src/bitbucket/bb-repo-create.sh b/src/bitbucket/bb-repo-create.sh
old mode 100644
new mode 100755
index 8d1f410..7d1c457
--- a/src/bitbucket/bb-repo-create.sh
+++ b/src/bitbucket/bb-repo-create.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 # Construct basic authentication header
diff --git a/src/bitbucket/bb-repo-delete.sh b/src/bitbucket/bb-repo-delete.sh
old mode 100644
new mode 100755
index 6f2e9bc..dc0c6ff
--- a/src/bitbucket/bb-repo-delete.sh
+++ b/src/bitbucket/bb-repo-delete.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 # Construct basic authentication header
diff --git a/src/bitbucket/bb-repo-edit.sh b/src/bitbucket/bb-repo-edit.sh
old mode 100644
new mode 100755
index d92275c..9e421e1
--- a/src/bitbucket/bb-repo-edit.sh
+++ b/src/bitbucket/bb-repo-edit.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 # Construct basic authentication header
diff --git a/src/github/gh-notification-delete.sh b/src/github/gh-notification-delete.sh
index 50fcceb..3455f8d 100755
--- a/src/github/gh-notification-delete.sh
+++ b/src/github/gh-notification-delete.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 # This section loads configuration files needed to set environment variables
 # such as GITHUB_TOKEN. If these variables are already exported globally in the shell, 
diff --git a/src/github/gh-notification-list.sh b/src/github/gh-notification-list.sh
index 3d335e9..7d7c13d 100755
--- a/src/github/gh-notification-list.sh
+++ b/src/github/gh-notification-list.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 # This section loads configuration files needed to set environment variables
 # such as GITHUB_TOKEN. If these variables are already exported globally in the shell, 
diff --git a/src/github/gh-pr-create.sh b/src/github/gh-pr-create.sh
index 94581d9..7331a7b 100755
--- a/src/github/gh-pr-create.sh
+++ b/src/github/gh-pr-create.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 # Authentication and default settings
 source "$GITNAP/utils/auth.sh"
diff --git a/src/github/gh-pr-merge.sh b/src/github/gh-pr-merge.sh
old mode 100644
new mode 100755
index 71e9bac..1817dfe
--- a/src/github/gh-pr-merge.sh
+++ b/src/github/gh-pr-merge.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 # Authentication and default settings
 source "$GITNAP/utils/auth.sh"
diff --git a/src/github/gh-pr-update.sh b/src/github/gh-pr-update.sh
index a40eb64..b2482ca 100755
--- a/src/github/gh-pr-update.sh
+++ b/src/github/gh-pr-update.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 # Authentication and default settings
 source "$GITNAP/utils/auth.sh"
diff --git a/src/github/gh-repo-create.sh b/src/github/gh-repo-create.sh
index 6a529ea..e0b2caa 100755
--- a/src/github/gh-repo-create.sh
+++ b/src/github/gh-repo-create.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 function create_github_repo() {
diff --git a/src/github/gh-repo-delete.sh b/src/github/gh-repo-delete.sh
index e1fcafa..28a4bad 100755
--- a/src/github/gh-repo-delete.sh
+++ b/src/github/gh-repo-delete.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 function delete_github_repo() {
diff --git a/src/github/gh-repo-edit.sh b/src/github/gh-repo-edit.sh
index deca4e4..c9729fe 100755
--- a/src/github/gh-repo-edit.sh
+++ b/src/github/gh-repo-edit.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 function edit_github_repo() {
diff --git a/src/github/gh-search-repo.sh b/src/github/gh-search-repo.sh
old mode 100644
new mode 100755
diff --git a/src/gitlab/gl-pr-create.sh b/src/gitlab/gl-pr-create.sh
index 7766d3f..29daecb 100755
--- a/src/gitlab/gl-pr-create.sh
+++ b/src/gitlab/gl-pr-create.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 # Authentication and default settings
 source "$GITNAP/utils/auth.sh"
diff --git a/src/gitlab/gl-pr-merge.sh b/src/gitlab/gl-pr-merge.sh
old mode 100644
new mode 100755
index 15e0bcc..931108e
--- a/src/gitlab/gl-pr-merge.sh
+++ b/src/gitlab/gl-pr-merge.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 # Authentication and default settings
 source "$GITNAP/utils/auth.sh"
diff --git a/src/gitlab/gl-pr-update.sh b/src/gitlab/gl-pr-update.sh
index 427c01e..756b6eb 100755
--- a/src/gitlab/gl-pr-update.sh
+++ b/src/gitlab/gl-pr-update.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 # Authentication and default settings
 source "$GITNAP/utils/auth.sh"
diff --git a/src/gitlab/gl-repo-create.sh b/src/gitlab/gl-repo-create.sh
index 6a27acf..344ef60 100755
--- a/src/gitlab/gl-repo-create.sh
+++ b/src/gitlab/gl-repo-create.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 function create_gitlab_repo() {
diff --git a/src/gitlab/gl-repo-delete.sh b/src/gitlab/gl-repo-delete.sh
index 9603e08..9b8de01 100755
--- a/src/gitlab/gl-repo-delete.sh
+++ b/src/gitlab/gl-repo-delete.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 function delete_gitlab_repo() {
diff --git a/src/gitlab/gl-repo-edit.sh b/src/gitlab/gl-repo-edit.sh
index 30bcdab..d56aa30 100755
--- a/src/gitlab/gl-repo-edit.sh
+++ b/src/gitlab/gl-repo-edit.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 function edit_gitlab_repo() {
diff --git a/src/gitlab/gl-search-repo.sh b/src/gitlab/gl-search-repo.sh
old mode 100644
new mode 100755
index d22ca41..685fbc5
--- a/src/gitlab/gl-search-repo.sh
+++ b/src/gitlab/gl-search-repo.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 function search_gitlab_repo() {
diff --git a/src/gitnap/gn-init-git.sh b/src/gitnap/gn-init-git.sh
index 8997db9..e26c03e 100755
--- a/src/gitnap/gn-init-git.sh
+++ b/src/gitnap/gn-init-git.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 source "$GITNAP/utils/down_gitignore.sh"
 source "$GITNAP/utils/down_license.sh"
diff --git a/src/utils/auth.sh b/src/utils/auth.sh
old mode 100644
new mode 100755
diff --git a/src/utils/down_gitignore.sh b/src/utils/down_gitignore.sh
index 6019a83..e27ca89 100755
--- a/src/utils/down_gitignore.sh
+++ b/src/utils/down_gitignore.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 function download_gitignore() {
diff --git a/src/utils/down_license.sh b/src/utils/down_license.sh
index 1709fda..494ff2d 100755
--- a/src/utils/down_license.sh
+++ b/src/utils/down_license.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -euo pipefail
 
 
 function download_license() {
diff --git a/src/utils/endpoints.sh b/src/utils/endpoints.sh
old mode 100644
new mode 100755