diff --git a/packages/nx/src/migrations/update-16-8-0/escape-dollar-sign-env-variables.ts b/packages/nx/src/migrations/update-16-8-0/escape-dollar-sign-env-variables.ts
index de32897c0eb42..a335cdb10fb89 100644
--- a/packages/nx/src/migrations/update-16-8-0/escape-dollar-sign-env-variables.ts
+++ b/packages/nx/src/migrations/update-16-8-0/escape-dollar-sign-env-variables.ts
@@ -64,6 +64,11 @@ function parseEnvFile(tree: Tree, envFilePath: string) {
     .split('\n')
     .map((line) => {
       line = line.trim();
+
+      if (!line.includes('$')) {
+        return line;
+      }
+
       const declarations = line.split('=');
       if (declarations[1].includes('$') && !declarations[1].includes(`\\$`)) {
         declarations[1] = declarations[1].replace('$', `\\$`);