diff --git a/tests/run.bats b/tests/run.bats
index ec6d9af..ba6817e 100644
--- a/tests/run.bats
+++ b/tests/run.bats
@@ -8,7 +8,7 @@ load '/usr/local/lib/bats/load.bash'
   export BUILDKITE_PLUGIN_SHELLCHECK_FILES_0="tests/testdata/test.sh"
 
   stub docker \
-    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck tests/testdata/test.sh : echo testing test.sh"
+    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck --color=always tests/testdata/test.sh : echo testing test.sh"
 
   run "$PWD/hooks/command"
 
@@ -24,7 +24,7 @@ load '/usr/local/lib/bats/load.bash'
   export BUILDKITE_PLUGIN_SHELLCHECK_FILES_2="missing"
 
   stub docker \
-    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck tests/testdata/test.sh tests/testdata/subdir/llamas.sh tests/testdata/subdir/shell\ with\ space.sh' : echo testing test.sh"
+    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck --color=always tests/testdata/test.sh tests/testdata/subdir/llamas.sh tests/testdata/subdir/shell\ with\ space.sh' : echo testing test.sh"
 
   run "$PWD/hooks/command"
 
@@ -39,7 +39,7 @@ load '/usr/local/lib/bats/load.bash'
   export BUILDKITE_PLUGIN_SHELLCHECK_OPTIONS_0="--exclude=SC2086"
 
   stub docker \
-    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck --exclude=SC2086 tests/testdata/subdir/llamas.sh : echo testing llamas.sh"
+    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck --color=always --exclude=SC2086 tests/testdata/subdir/llamas.sh : echo testing llamas.sh"
 
   run "$PWD/hooks/command"
 
@@ -56,7 +56,7 @@ load '/usr/local/lib/bats/load.bash'
   export BUILDKITE_PLUGIN_SHELLCHECK_OPTIONS_2="-x"
 
   stub docker \
-    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck --exclude=SC2086 --format=gcc -x tests/testdata/subdir/llamas.sh : echo testing llamas.sh"
+    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck --color=always --exclude=SC2086 --format=gcc -x tests/testdata/subdir/llamas.sh : echo testing llamas.sh"
 
   run "$PWD/hooks/command"
 
@@ -75,7 +75,7 @@ load '/usr/local/lib/bats/load.bash'
   export BUILDKITE_PLUGIN_SHELLCHECK_OPTIONS_2="-x"
 
   stub docker \
-    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck --exclude=SC2086 --format=gcc -x tests/testdata/test.sh tests/testdata/subdir/llamas.sh tests/testdata/subdir/shell\ with\ space.sh' : echo testing test.sh"
+    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck --color=always --exclude=SC2086 --format=gcc -x tests/testdata/test.sh tests/testdata/subdir/llamas.sh tests/testdata/subdir/shell\ with\ space.sh' : echo testing test.sh"
 
   run "$PWD/hooks/command"
 
@@ -89,7 +89,7 @@ load '/usr/local/lib/bats/load.bash'
   export BUILDKITE_PLUGIN_SHELLCHECK_FILES_0="tests/testdata/subdir/llamas.sh"
 
   stub docker \
-    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck tests/testdata/test.sh tests/testdata/subdir/llamas.sh tests/testdata/subdir/shell\ with\ space.sh' : echo shellcheck failed; exit 1"
+    "run --rm -v $PWD:/mnt --workdir /mnt koalaman/shellcheck --color=always tests/testdata/test.sh tests/testdata/subdir/llamas.sh tests/testdata/subdir/shell\ with\ space.sh' : echo shellcheck failed; exit 1"
 
   run "$PWD/hooks/command"