diff --git a/.travis.yml b/.travis.yml
index 85a57f6e3..ffdf30696 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -283,6 +283,20 @@ matrix:
       script:
         - travis_wait 45 make && make lapack-test
         
+    - &test-nothread-threads
+      os: linux
+      arch: arm64-graviton2
+      dist: focal
+      group: edge
+      virt: lxd
+      compiler: gcc
+      addons:
+        apt:
+          packages:
+            - gfortran
+      script:
+        - travis_wait 45 make USE_THREAD=0 CPP_THREAD_SAFETY_TEST=1
+       
 # whitelist
 branches:
   only: