diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index d3c978a27..ffe86e413 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -75,7 +75,15 @@ jobs:
   - script: |
       brew update
       make TARGET=CORE2 DYNAMIC_ARCH=1 USE_OPENMP=1 INTERFACE64=1 CC=gcc-10 FC=gfortran-10
-      
+     
+- job: OSX_GCC_Nothreads
+  pool:
+     vmImage: 'macOS-10.15'
+  steps:   
+  - script: |
+      brew update
+      make USE_THREADS=0 CC=gcc-10 FC=gfortran-10
+     
 - job: OSX_OpenMP_Clang
   pool:
      vmImage: 'macOS-10.15'