diff --git a/.azure/azure-ci-build-pipeline.yaml b/.azure/azure-ci-build-pipeline.yaml
index afff0dbf..8d418ba5 100644
--- a/.azure/azure-ci-build-pipeline.yaml
+++ b/.azure/azure-ci-build-pipeline.yaml
@@ -119,7 +119,6 @@ stages:
               fi
             displayName: 'Run notebooks on Linux and macOS'
             condition: or(eq(variables['Agent.OS'], 'Linux'), eq(variables['Agent.OS'], 'Darwin'))
-            shell: bash
 
           # Run notebooks
           - script: |
@@ -133,7 +132,6 @@ stages:
               }
             displayName: 'Run notebooks on Windows'
             condition: eq(variables['Agent.OS'], 'Windows_NT')
-            shell: pwsh
 
           - task: PublishTestResults@2
             condition: succeededOrFailed()