diff --git a/lib/Controller/AccountController.php b/lib/Controller/AccountController.php
index e33cd9818d3cb9bb4154331b7cb2734b571ef6d4..059dcc4c04b66ba2d9e8d6f30ebcd0201a51cd78 100644
--- a/lib/Controller/AccountController.php
+++ b/lib/Controller/AccountController.php
@@ -248,10 +248,10 @@ class AccountController extends Controller {
 		$captchaResult = (string) $this->session->get(CaptchaService::CAPTCHA_RESULT_KEY, '');
 		$response->setStatus(400);
 		if ($captchaResult === $captchaInput) {
-			$this->session->remove(CaptchaService::CAPTCHA_RESULT_KEY);
 			$this->session->set(self::CAPTCHA_VERIFIED_CHECK, true);
 			$response->setStatus(200);
 		}
+		$this->session->remove(CaptchaService::CAPTCHA_RESULT_KEY);
 		return $response;
 	}
 
diff --git a/src/signup/CaptchaForm.vue b/src/signup/CaptchaForm.vue
index 342aeeaac66b6d1259c7a34bab26ea8b61ff997d..b0720bd552dc03d8184c9c0544f279b9684c57cf 100644
--- a/src/signup/CaptchaForm.vue
+++ b/src/signup/CaptchaForm.vue
@@ -94,6 +94,7 @@ export default {
 				this.$emit('form-submitted', { isFormValid })
 			} catch (error) {
 				this.validation.isCaptchaInputNotMatched = true
+				this.refreshCaptchaImage()
 			}
 		},
 		submitCaptchaForm() {
@@ -105,6 +106,9 @@ export default {
 		showMessage(message, type) {
 			type === 'success' ? showSuccess(message) : showError(message)
 		},
+		refreshCaptchaImage() {
+			this.captchaImageUrl = generateUrl(`/apps/${this.appName}/accounts/captcha?v=${Date.now()}`)
+		},
 	},
 }
 </script>