diff --git a/src/models/ManifestValidationSchema.ts b/src/models/ManifestValidationSchema.ts
index e5edb4e..79abe5c 100644
--- a/src/models/ManifestValidationSchema.ts
+++ b/src/models/ManifestValidationSchema.ts
@@ -67,7 +67,7 @@ const extraResourcesValidationSchema = yup.object({
 })
 
 const environmentVariablesValidationSchema = yup.array().of(yup.object({
-    name: yup.string().required('is Required'),
+    name: yup.string().required('is Required').trim().strict(true),
     value: yup.string().required('is Required'),
 }))