diff --git a/.arclint b/.arclint
--- a/.arclint
+++ b/.arclint
@@ -186,7 +186,8 @@
             "include": "(\\.sh$)",
             "exclude": [
                 "(^contrib/gitian-builder/)",
-                "(^src/(secp256k1|univalue)/)"
+                "(^src/(secp256k1|univalue)/)",
+                "(^cmake/utils/test_wrapper.sh)"
             ]
         },
         "lint-cpp-void-parameters": {
diff --git a/cmake/utils/test_wrapper.sh b/cmake/utils/test_wrapper.sh
--- a/cmake/utils/test_wrapper.sh
+++ b/cmake/utils/test_wrapper.sh
@@ -1,7 +1,5 @@
 #!/bin/sh
 
-export LC_ALL=C.UTF-8
-
 # USAGE test_wrapper.sh executable log [args]
 # Run the <executable> with supplied <args> arguments.
 # The stdout and stderr outputs are redirected to the <log> file, which is only