diff --git a/javascript/ql/test/library-tests/TaintedUrlSuffix/test.expected b/javascript/ql/test/library-tests/TaintedUrlSuffix/test.expected
index 8ec8033d086..e69de29bb2d 100644
--- a/javascript/ql/test/library-tests/TaintedUrlSuffix/test.expected
+++ b/javascript/ql/test/library-tests/TaintedUrlSuffix/test.expected
@@ -1,2 +0,0 @@
-testFailures
-failures
diff --git a/javascript/ql/test/library-tests/TypeTracking2/test.expected b/javascript/ql/test/library-tests/TypeTracking2/test.expected
index 8ec8033d086..e69de29bb2d 100644
--- a/javascript/ql/test/library-tests/TypeTracking2/test.expected
+++ b/javascript/ql/test/library-tests/TypeTracking2/test.expected
@@ -1,2 +0,0 @@
-testFailures
-failures
diff --git a/javascript/ql/test/library-tests/threat-models/sources/TestSources.expected b/javascript/ql/test/library-tests/threat-models/sources/TestSources.expected
index 0df66c66113..f907a831d3e 100644
--- a/javascript/ql/test/library-tests/threat-models/sources/TestSources.expected
+++ b/javascript/ql/test/library-tests/threat-models/sources/TestSources.expected
@@ -1,3 +1,2 @@
 legacyDataFlowDifference
 testFailures
-failures