diff --git a/CHANGELOG.md b/CHANGELOG.md
index d9b9b4a..65d34df 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## v3.3.12 (2023/12/15)
+
+* Fix looping challenges and invalid cookies
+
 ## v3.3.11 (2023/12/11)
 
 * Update UC 3.5.4 & Selenium 4.15.2. Thanks @txtsd
diff --git a/Dockerfile b/Dockerfile
index 9e5b06c..562e000 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -62,17 +62,17 @@ ENTRYPOINT ["/usr/bin/dumb-init", "--"]
 CMD ["/usr/local/bin/python", "-u", "/app/flaresolverr.py"]
 
 # Local build
-# docker build -t ngosang/flaresolverr:3.3.11 .
-# docker run -p 8191:8191 ngosang/flaresolverr:3.3.11
+# docker build -t ngosang/flaresolverr:3.3.12 .
+# docker run -p 8191:8191 ngosang/flaresolverr:3.3.12
 
 # Multi-arch build
 # docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
 # docker buildx create --use
-# docker buildx build -t ngosang/flaresolverr:3.3.11 --platform linux/386,linux/amd64,linux/arm/v7,linux/arm64/v8 .
+# docker buildx build -t ngosang/flaresolverr:3.3.12 --platform linux/386,linux/amd64,linux/arm/v7,linux/arm64/v8 .
 #   add --push to publish in DockerHub
 
 # Test multi-arch build
 # docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
 # docker buildx create --use
-# docker buildx build -t ngosang/flaresolverr:3.3.11 --platform linux/arm/v7 --load .
-# docker run -p 8191:8191 --platform linux/arm/v7 ngosang/flaresolverr:3.3.11
+# docker buildx build -t ngosang/flaresolverr:3.3.12 --platform linux/arm/v7 --load .
+# docker run -p 8191:8191 --platform linux/arm/v7 ngosang/flaresolverr:3.3.12
diff --git a/package.json b/package.json
index 7de4537..01758e6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "flaresolverr",
-  "version": "3.3.11",
+  "version": "3.3.12",
   "description": "Proxy server to bypass Cloudflare protection",
   "author": "Diego Heras (ngosang / ngosang@hotmail.es)",
   "license": "MIT"
diff --git a/src/flaresolverr_service.py b/src/flaresolverr_service.py
index acc920b..6415104 100644
--- a/src/flaresolverr_service.py
+++ b/src/flaresolverr_service.py
@@ -294,6 +294,9 @@ def _evil_logic(req: V1RequestBase, driver: WebDriver, method: str) -> Challenge
 
     # navigate to the page
     logging.debug(f'Navigating to... {req.url}')
+    # Workaround for "challenge not detected" caused by the devtools window
+    driver.get(req.url)
+    driver.start_session() # required to bypass Cloudflare
     if method == 'POST':
         _post_request(req, driver)
     else: