diff --git a/src/index.ts b/src/index.ts
index d1fcd66..b656808 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -22,13 +22,13 @@ async function run() {
     const startupOptions = core.getInput("startup-options").split(" ");
 
     const helperScript = await matlab.generateScript(workspaceDir, command);
-    const customEnv = {
+    const envVars = {
         ...process.env,
         "MW_MATLAB_BUILDTOOL_DEFAULT_PLUGINS_FCN_OVERRIDE":"ciplugins.github.getDefaultPlugins",
     };
 
     const execOptions: exec.ExecOptions = {
-        env: customEnv,
+        env: envVars,
     };
 
     await matlab.runCommand(helperScript, platform, architecture, (cmd,args)=>exec.exec(cmd,args,execOptions), startupOptions);