diff --git a/lib/main.sh b/lib/main.sh
index c6d7766..8e1cd31 100644
--- a/lib/main.sh
+++ b/lib/main.sh
@@ -58,8 +58,8 @@ function run() {
   [[ "${ERRORLEVEL}" == "1" ]] && echo "${OUTPUT}" | exit_if_found_in_json "warning"
   [[ "${ERRORLEVEL}" == "1" ]] && echo "${OUTPUT}" | exit_if_found_in_json "error"
   
-  # Any output would imply an error
-  [[ "${ERRORLEVEL}" == "2" && "${OUTPUT}" != "" ]] && exit 1
+  # An empty json array would imply an error
+  [[ "${ERRORLEVEL}" == "2" && "${OUTPUT}" != "[]" ]] && exit 1
   
   # You either did well or chose to become a better person
   exit 0
diff --git a/test/e2e.sh b/test/e2e.sh
index e2ae31c..adaad7a 100755
--- a/test/e2e.sh
+++ b/test/e2e.sh
@@ -35,6 +35,7 @@ test_override_errorlevel() {
   assert "error_level=-1 dockerfile=fixtures/Dockerfile-error ${HL}"
   assert_fail "dockerfile=fixtures/Dockerfile-error ${HL}"
   assert_fail "error_level=2 dockerfile=fixtures/Dockerfile-error ${HL}"
+  assert "error_level=2 dockerfile=fixtures/Dockerfile-valid ${HL}"
   assert "dockerfile=fixtures/Dockerfile-warning ${HL}"
   assert_fail "error_level=1 dockerfile=fixtures/Dockerfile-warning ${HL}"
 }
diff --git a/test/fixtures/Dockerfile-valid b/test/fixtures/Dockerfile-valid
new file mode 100644
index 0000000..4087e94
--- /dev/null
+++ b/test/fixtures/Dockerfile-valid
@@ -0,0 +1,3 @@
+FROM alpine:3.12
+
+RUN ls
\ No newline at end of file