diff --git a/.travis.yml b/.travis.yml
index 1e1827209..29d48276a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -45,7 +45,8 @@ matrix:
 
 script:
   - set -e # fail fast
-  - make -j${NPROC} NIMFLAGS="--parallelBuild:${NPROC}" update # to allow a newer Nim version to be detected
+  # Building Nim-1.0.4 takes up to 10 minutes on Travis - the time limit after which jobs are cancelled for having no output
+  - make -j${NPROC} NIMFLAGS="--parallelBuild:${NPROC}" V=1 update # to allow a newer Nim version to be detected
   - make -j${NPROC} NIMFLAGS="--parallelBuild:${NPROC}"
   - build/nimbus --help
   - make -j${NPROC} NIMFLAGS="--parallelBuild:${NPROC}" test test-reproducibility
diff --git a/vendor/nimbus-build-system b/vendor/nimbus-build-system
index e31d0fbc9..42c5e97a5 160000
--- a/vendor/nimbus-build-system
+++ b/vendor/nimbus-build-system
@@ -1 +1 @@
-Subproject commit e31d0fbc90c1313488f04155563c87c96b438218
+Subproject commit 42c5e97a5ba2cf31a573160e7d0a2efd615334c5