diff --git a/Dockerfile b/Dockerfile
index 5fc00aa..748fec3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,7 +19,7 @@ ENV DO_DEBUG_BUILD="$DEBUG_BUILD"
 # Build mitmproxy via pip. This is heavy, takes minutes do build and creates a 90mb+ layer. Oh well.
 RUN [[ "a$DO_DEBUG_BUILD" == "a1" ]] && { echo "Debug build ENABLED." \
  && apk add --no-cache --update su-exec git g++ libffi libffi-dev libstdc++ openssl-dev python3 python3-dev py3-pip py3-wheel py3-six py3-idna py3-certifi py3-setuptools \
- && LDFLAGS=-L/lib pip install mitmproxy==5.2 \
+ && LDFLAGS=-L/lib pip install MarkupSafe==2.0.1 mitmproxy==5.2 \
  && apk del --purge git g++ libffi-dev openssl-dev python3-dev py3-pip py3-wheel \
  && rm -rf ~/.cache/pip \
  ; } || { echo "Debug build disabled." ; }
diff --git a/nginx.conf b/nginx.conf
index 5e03e36..d9a8856 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -142,6 +142,7 @@ http {
         set $docker_proxy_request_type "unknown-connect";
 
         proxy_connect;
+        proxy_connect_allow all;
         proxy_connect_address $interceptedHost;
         proxy_max_temp_file_size 0;