diff --git a/CHANGELOG.md b/CHANGELOG.md
index c224e368..6b834ce2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,13 +8,18 @@ Allow override sops version on installation
 
 ## [Unreleased]
 
+## [3.4.3] - 2021-02-19
+
+### Fixes
+- "grep: Invalid range end" if locale is not C (https://github.com/jkroepke/helm-secrets/pull/81)
+
 ## [3.4.2] - 2021-02-19
 
 ### Changed
 - Dev: Rename `master` branch to `main`
 
 ### Fixes
-- "grep: Invalid range end" if locale is different then C (https://github.com/jkroepke/helm-secrets/pull/79)
+- "grep: Invalid range end" if locale is not C (https://github.com/jkroepke/helm-secrets/pull/79)
 
 ## [3.4.1] - 2021-01-23
 
@@ -98,7 +103,8 @@ Started a fork of https://github.com/zendesk/helm-secrets
 - Support all helm sub commands and plugins
 
 
-[Unreleased]: https://github.com/jkroepke/helm-secrets/compare/v3.4.2...HEAD
+[Unreleased]: https://github.com/jkroepke/helm-secrets/compare/v3.4.3...HEAD
+[3.4.3]: https://github.com/jkroepke/helm-secrets/compare/v3.4.2...v3.4.3
 [3.4.2]: https://github.com/jkroepke/helm-secrets/compare/v3.4.1...v3.4.2
 [3.4.1]: https://github.com/jkroepke/helm-secrets/compare/v3.4.0...v3.4.1
 [3.4.0]: https://github.com/jkroepke/helm-secrets/compare/v3.3.5...v3.4.0
diff --git a/scripts/drivers/_custom.sh b/scripts/drivers/_custom.sh
index 38e8cb94..ae899e3c 100644
--- a/scripts/drivers/_custom.sh
+++ b/scripts/drivers/_custom.sh
@@ -37,7 +37,7 @@ driver_decrypt_file() {
 
     # Grab all patterns, deduplicate and pass it to loop
     # https://github.com/koalaman/shellcheck/wiki/SC2013
-    if ! grep -o -e "${_DRIVER_REGEX}" "${input}" | sort | uniq | while IFS= read -r EXPRESSION; do
+    if ! LC_ALL=C.UTF-8 grep -o -e "${_DRIVER_REGEX}" "${input}" | sort | uniq | while IFS= read -r EXPRESSION; do
         # remove prefix
         _SECRET="${EXPRESSION#* }"