diff --git a/vars/runPipeline.groovy b/vars/runPipeline.groovy
index e4677f4d..ad9c1b97 100644
--- a/vars/runPipeline.groovy
+++ b/vars/runPipeline.groovy
@@ -246,8 +246,11 @@ def testDownstreamProject (name) {
                     break;
 
                 case 'sociomantic-tsunami/ocean':
+                	// FIXME: https://github.com/sociomantic-tsunami/ocean/pull/427 is only applied for 3.x.x
+                	// See also: https://github.com/dlang/dmd/pull/7617
                     sh '''
                     git submodule update --init
+                    sed "/this.outer.occupied = false;/d" -i src/ocean/net/http/HttpResponse.d # FIXME
                     make d2conv V=1
                     make test V=1 DVER=2 F=production ALLOW_DEPRECATIONS=1
                     '''