diff --git a/packages/bruno-converters/src/constants/index.js b/packages/bruno-converters/src/constants/index.js
new file mode 100644
index 000000000..723a09fea
--- /dev/null
+++ b/packages/bruno-converters/src/constants/index.js
@@ -0,0 +1,3 @@
+import { invalidVariableCharacterRegex } from './regex';
+
+export { invalidVariableCharacterRegex };
diff --git a/packages/bruno-converters/src/constants/regex.js b/packages/bruno-converters/src/constants/regex.js
new file mode 100644
index 000000000..989dbc1c3
--- /dev/null
+++ b/packages/bruno-converters/src/constants/regex.js
@@ -0,0 +1 @@
+export const invalidVariableCharacterRegex = /[^\w-.]/g;
\ No newline at end of file
diff --git a/packages/bruno-converters/src/postman/postman-env-to-bruno-env.js b/packages/bruno-converters/src/postman/postman-env-to-bruno-env.js
index c61c98d71..52d60b08b 100644
--- a/packages/bruno-converters/src/postman/postman-env-to-bruno-env.js
+++ b/packages/bruno-converters/src/postman/postman-env-to-bruno-env.js
@@ -1,4 +1,7 @@
 import each from 'lodash/each';
+import { invalidVariableCharacterRegex } from '../constants';  
+import { uuid } from '../common';
+
 const isSecret = (type) => {
   return type === 'secret';
 };
@@ -8,7 +11,8 @@ const importPostmanEnvironmentVariables = (brunoEnvironment, values) => {
 
   each(values, (i) => {
     const brunoEnvironmentVariable = {
-      name: i.key,
+      uid: uuid(),
+      name: i.key.replace(invalidVariableCharacterRegex, '_'),
       value: i.value,
       enabled: i.enabled,
       secret: isSecret(i.type)
diff --git a/packages/bruno-converters/src/postman/postman-to-bruno.js b/packages/bruno-converters/src/postman/postman-to-bruno.js
index c14e12172..8ae8e195e 100644
--- a/packages/bruno-converters/src/postman/postman-to-bruno.js
+++ b/packages/bruno-converters/src/postman/postman-to-bruno.js
@@ -2,6 +2,7 @@ import get from 'lodash/get';
 import { validateSchema, transformItemsInCollection, hydrateSeqInCollection, uuid } from '../common';
 import each from 'lodash/each';
 import postmanTranslation from './postman-translations';
+import { invalidVariableCharacterRegex } from '../constants/index';  
 
 const parseGraphQLRequest = (graphqlSource) => {
   try {
@@ -120,7 +121,7 @@ const importScriptsFromEvents = (events, requestObject) => {
 const importCollectionLevelVariables = (variables, requestObject) => {
   const vars = variables.map((v) => ({
     uid: uuid(),
-    name: v.key,
+    name: v.key.replace(invalidVariableCharacterRegex, '_'),
     value: v.value,
     enabled: true
   }));