diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index f30e84d..5dc944a 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -28,7 +28,7 @@ stages:
      - bash: pip3 install -r dev_requirements.txt
        displayName: "Install requirements"
 
-     - bash: $HOME/.local/bin/vint autoload/ plugin/ tests/
+     - bash: $HOME/.local/bin/vint autoload/ compiler/ plugin/ tests/
        displayName: "Run vint"
 
   - job: 'linux'
diff --git a/compiler/vimspector_test.vim b/compiler/vimspector_test.vim
index 18ef9ae..8ccd734 100644
--- a/compiler/vimspector_test.vim
+++ b/compiler/vimspector_test.vim
@@ -13,12 +13,14 @@
 " See the License for the specific language governing permissions and
 " limitations under the License.
 
+scriptencoding utf-8
+
 " Compiler plugin to help running vimspector tests
 
-if exists("current_compiler")
+if exists('current_compiler')
   finish
 endif
-let current_compiler = "vimspector_test"
+let current_compiler = 'vimspector_test'
 
 setlocal errorformat=
         \Found\ errors\ in\ %f:%.%#:
@@ -80,7 +82,7 @@ function! s:RunTestUnderCursor()
   let l:test_func_name = s:GetCurrentFunction()
 
   if l:test_func_name ==# ''
-    echo "No test method found"
+    echo 'No test method found'
     return
   endif
 
diff --git a/tests/breakpoints.test.vim b/tests/breakpoints.test.vim
index 0d2fa6c..689ed4b 100644
--- a/tests/breakpoints.test.vim
+++ b/tests/breakpoints.test.vim
@@ -458,7 +458,7 @@ function! s:CheckQuickFixEntries( entries )
   let i = 0
   for entry in a:entries
     if i >= len( qf )
-      call assert_report( "Expected more quickfix entries" )
+      call assert_report( 'Expected more quickfix entries' )
     endif
     for key in keys( entry )
       call assert_equal( entry[ key ],
diff --git a/tests/lib/run_test.vim b/tests/lib/run_test.vim
index e03a1d4..fca26a6 100644
--- a/tests/lib/run_test.vim
+++ b/tests/lib/run_test.vim
@@ -46,13 +46,16 @@ call ch_logfile( 'debuglog', 'w' )
 
 " For consistency run all tests with 'nocompatible' set.
 " This also enables use of line continuation.
+" vint: Workaround for https://github.com/Vimjas/vint/issues/363
 " vint: -ProhibitSetNoCompatible
 set nocompatible
 " vint: +ProhibitSetNoCompatible
 
 " Use utf-8 by default, instead of whatever the system default happens to be.
 " Individual tests can overrule this at the top of the file.
+" vint: -ProhibitEncodingOptionAfterScriptEncoding
 set encoding=utf-8
+" vint: +ProhibitEncodingOptionAfterScriptEncoding
 
 " Avoid stopping at the "hit enter" prompt
 set nomore