diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index baebc1cd8..b4a8baa4b 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -43,7 +43,7 @@ stages:
         Clang 8: {TOOLSET: clang, TEST_TOOLSET: clang, CXX: clang++-8, PACKAGES: clang-8, LLVM_OS: bionic, LLVM_VER: 8, VM_IMAGE: 'ubuntu-18.04'}
         Clang 7: {TOOLSET: clang, TEST_TOOLSET: clang, CXX: clang++-7, PACKAGES: clang-7, LLVM_OS: bionic, LLVM_VER: 7, VM_IMAGE: 'ubuntu-18.04'}
         Clang 6: {TOOLSET: clang, TEST_TOOLSET: clang, CXX: clang++-6.0, PACKAGES: clang-6.0, LLVM_OS: bionic, LLVM_VER: 6.0, VM_IMAGE: 'ubuntu-18.04'}
-        Clang 5: {TOOLSET: clang, TEST_TOOLSET: clang, CXX: clang++-5.0, PACKAGES: clang-5.0, LLVM_OS: bionic, LLVM_VER: 5.0: 'ubuntu-18.04'}
+        Clang 5: {TOOLSET: clang, TEST_TOOLSET: clang, CXX: clang++-5.0, PACKAGES: clang-5.0, LLVM_OS: bionic, LLVM_VER: 5.0, VM_IMAGE: 'ubuntu-18.04'}
         Clang 4: {TOOLSET: clang, TEST_TOOLSET: clang, CXX: clang++-4.0, PACKAGES: clang-4.0, LLVM_OS: xenial, LLVM_VER: 4.0, VM_IMAGE: 'ubuntu-16.04'}
         Clang 3.9: {TOOLSET: clang, TEST_TOOLSET: clang, CXX: clang++-3.9, PACKAGES: clang-3.9, VM_IMAGE: 'ubuntu-16.04'}
         Clang 3.8: {TOOLSET: clang, TEST_TOOLSET: clang, CXX: clang++-3.8, PACKAGES: clang-3.8, VM_IMAGE: 'ubuntu-16.04'}