diff --git a/.github/workflows/link-validator.yml b/.github/workflows/link-validator.yml
index 728c7299c6b..245802655c2 100644
--- a/.github/workflows/link-validator.yml
+++ b/.github/workflows/link-validator.yml
@@ -35,7 +35,9 @@ jobs:
         uses: coursier/setup-action@v1
 
       - name: Create the Pekko site
-        run: sbt -Dpekko.genjavadoc.enabled=true -Dpekko.genlicensereport.enabled=true "Javaunidoc/doc; Compile/unidoc; docs/paradox"
+        run: |-
+          cp .jvmopts-ci .jvmopts
+          sbt -Dpekko.genjavadoc.enabled=true -Dpekko.genlicensereport.enabled=true "Javaunidoc/doc; Compile/unidoc; docs/paradox"
 
       - name: Run Link Validator
         run: cs launch net.runne::site-link-validator:0.2.2 -- scripts/link-validator.conf
diff --git a/.jvmopts-ci b/.jvmopts-ci
index 161ca8e8173..75b23e439cc 100644
--- a/.jvmopts-ci
+++ b/.jvmopts-ci
@@ -1,8 +1,8 @@
 # This is used to configure the sbt instance in CI
 
 -XX:+UseG1GC
--Xms3G
--Xmx3G
+-Xms4G
+-Xmx4G
 -Xss2M
 -XX:+AlwaysActAsServerClassMachine
 -XX:ReservedCodeCacheSize=256m