diff --git a/config.json b/config.json
index f857c3a..ab8471b 100644
--- a/config.json
+++ b/config.json
@@ -7,7 +7,6 @@
             "libraries": [
                 "./arduino-cli/libraries"
             ],
-            "cache": "./arduino-cli/cache",
             "config": "./arduino-cli/arduino-cli.json"
         }
     },
diff --git a/scripts/arduino-install.js b/scripts/arduino-install.js
index de56124..b89c306 100644
--- a/scripts/arduino-install.js
+++ b/scripts/arduino-install.js
@@ -10,7 +10,7 @@ import * as tar from 'tar';
 import shell from 'shelljs';
 
 
-const version = '0.35.2';
+const version = '1.2.2';
 
 
 function getPlatformTarget() {
diff --git a/src/common/shell-arduino.js b/src/common/shell-arduino.js
index e08b7cf..be01aa3 100644
--- a/src/common/shell-arduino.js
+++ b/src/common/shell-arduino.js
@@ -16,7 +16,6 @@ export default class ShellArduino extends Shell {
             'compile',
             '-b', arduino.key,
             '--config-file', `"${arduino.path.config}"`,
-            '--build-cache-path', `"${arduino.path.cache}"`,
             '--verbose',
             '--libraries', `"${arduino.path.libraries.join('","')}"`,
             '--build-path', `"${arduino.path.build}"`,
@@ -36,7 +35,6 @@ export default class ShellArduino extends Shell {
             '-p', arduino.port,
             '-b', arduino.key,
             '--config-file', `"${arduino.path.config}"`,
-            '--build-cache-path', `"${arduino.path.cache}"`,
             '--verbose',
             '--libraries', `"${arduino.path.libraries.join('","')}"`,
             '--build-path', `"${arduino.path.build}"`,
diff --git a/src/common/utils.js b/src/common/utils.js
index 77606f5..00dbc3e 100644
--- a/src/common/utils.js
+++ b/src/common/utils.js
@@ -26,9 +26,11 @@ export function getDefaultHosts() {
 }
 
 function generateCertificate() {
+    const workingPath = process.cwd();
     fsExtra.ensureDirSync(CERTS_PATH);
     shell.cd(CERTS_PATH);
     shell.exec(`mkcert -key-file server.key -cert-file server.crt ${getDefaultHosts().join(' ')}`);
+    shell.cd(workingPath);
     console.log('new certificate generated successfully!');
     const certPem = fsExtra.readFileSync(path.resolve(CERTS_PATH, 'server.crt'));
     const keyPem = fsExtra.readFileSync(path.resolve(CERTS_PATH, 'server.key'));