diff --git a/.env.production b/.env.production
index c34d463..a9c79fb 100644
--- a/.env.production
+++ b/.env.production
@@ -1,4 +1,3 @@
-GA_TRACKING_ID=G-355ES1R23J
 NEXT_PUBLIC_API_URI=https://api.zdamegzaminzawodowy.pl/graphql
 NEXT_PUBLIC_URL=https://zdamegzaminzawodowy.pl
 NEXT_PUBLIC_CDN_URI=https://cdn.zdamegzaminzawodowy.pl/
diff --git a/Dockerfile b/Dockerfile
index d149754..9a39f02 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,28 +8,42 @@ RUN yarn install --frozen-lockfile
 
 # Rebuild the source code only when needed
 FROM node:14.18.1-alpine AS builder
+
 ARG ENABLE_SENTRY_WEBPACK_PLUGIN="false"
 ARG SENTRY_URL=""
 ARG SENTRY_ORG=""
 ARG SENTRY_PROJECT=""
 ARG SENTRY_AUTH_TOKEN=""
+ARG SENTRY_DSN=""
+
 WORKDIR /app
+
 ENV ENABLE_SENTRY_WEBPACK_PLUGIN=$ENABLE_SENTRY_WEBPACK_PLUGIN \
     SENTRY_URL=$SENTRY_URL \
     SENTRY_ORG=$SENTRY_ORG \
     SENTRY_PROJECT=$SENTRY_PROJECT \
     SENTRY_AUTH_TOKEN=$SENTRY_AUTH_TOKEN \
+    SENTRY_DSN=$SENTRY_DSN \
+    NEXT_PUBLIC_SENTRY_DSN=$SENTRY_DSN \
     BUILDING_PROCESS=true
+
 COPY . .
 COPY --from=deps /app/node_modules ./node_modules
+
 RUN yarn build
 
 # Production image, copy all the files and run next
 FROM node:14.18.1-alpine AS runner
+
 WORKDIR /app
 
-ENV NODE_ENV=production
-ENV BUILDING_PROCESS=false
+ARG SENTRY_DSN=""
+
+ENV NODE_ENV=production \
+    SENTRY_DSN=$SENTRY_DSN \
+    NEXT_PUBLIC_SENTRY_DSN=$SENTRY_DSN \
+    BUILDING_PROCESS=false
+
 COPY --from=builder /app/next.config.js ./
 COPY --from=builder /app/public ./public
 COPY --from=builder /app/.next ./.next
diff --git a/src/pages/server-sitemap.xml/index.tsx b/src/pages/server-sitemap.xml/index.tsx
index 7a4345a..a07a05a 100644
--- a/src/pages/server-sitemap.xml/index.tsx
+++ b/src/pages/server-sitemap.xml/index.tsx
@@ -1,6 +1,7 @@
 import { GetServerSideProps } from 'next';
 import { gql } from 'graphql-request';
 import { getServerSideSitemap } from 'next-sitemap';
+import * as Sentry from '@sentry/nextjs';
 import { ISitemapField } from 'next-sitemap/dist/@types/interface';
 import { createClient } from 'libs/graphql';
 import { Query, QueryQualificationsArgs } from 'libs/graphql';
@@ -33,23 +34,22 @@ export const getServerSideProps: GetServerSideProps = async ctx => {
     if (Array.isArray(items)) {
       fields = ([] as typeof fields).concat(
         ...QUESTIONS.map(limit => {
-          return items.map(
-            (item): ISitemapField => {
-              return {
-                loc: `${WEBSITE_URL}${resolveAs({
-                  pathname: Route.TestPage,
-                  query: { slug: item.slug, limit },
-                })}`,
-                lastmod: new Date().toISOString(),
-                changefreq: 'always',
-              };
-            }
-          );
+          return items.map((item): ISitemapField => {
+            return {
+              loc: `${WEBSITE_URL}${resolveAs({
+                pathname: Route.TestPage,
+                query: { slug: item.slug, limit },
+              })}`,
+              lastmod: new Date().toISOString(),
+              changefreq: 'always',
+            };
+          });
         })
       );
     }
   } catch (e) {
     console.log('server-sitemap.xml', e.message);
+    Sentry.captureException(e);
   }
 
   return getServerSideSitemap(ctx, fields);