diff --git a/run-tests.php b/run-tests.php
index 9450a47151d..b7e85b293fc 100755
--- a/run-tests.php
+++ b/run-tests.php
@@ -2754,9 +2754,14 @@ $output
     if (!$passed || $leaked) {
         // write .sh
         if (strpos($log_format, 'S') !== false) {
+            $env_lines = [];
+            foreach ($env as $env_var => $env_val) {
+                $env_lines[] = "export $env_var=" . escapeshellarg($env_val);
+            }
+            $exported_environment = $env_lines ? "\n" . implode("\n", $env_lines) . "\n" : "";
             $sh_script = <<<SH
 #!/bin/sh
-
+{$exported_environment}
 case "$1" in
 "gdb")
     gdb --args {$orig_cmd}