diff --git a/js/js.tests/test/org/jetbrains/kotlin/js/testOld/utils/DirectiveTestUtils.java b/js/js.tests/test/org/jetbrains/kotlin/js/testOld/utils/DirectiveTestUtils.java
index 9a5bc29dbee..3eaa45237a8 100644
--- a/js/js.tests/test/org/jetbrains/kotlin/js/testOld/utils/DirectiveTestUtils.java
+++ b/js/js.tests/test/org/jetbrains/kotlin/js/testOld/utils/DirectiveTestUtils.java
@@ -687,7 +687,7 @@ public class DirectiveTestUtils {
         private final List<String> positionalArguments = new ArrayList<>();
         private final Map<String, String> namedArguments = new HashMap<>();
         private final String entry;
-        private final Pattern argumentsPattern = Pattern.compile("[\\w$_;]+(=((\".*?\")|[\\w$_;]+))?");
+        private final Pattern argumentsPattern = Pattern.compile("[\\w$_;\\.]+(=((\".*?\")|[\\w$_;\\.]+))?");
 
         ArgumentsHelper(@NotNull String directiveEntry) {
             entry = directiveEntry;
diff --git a/js/js.translator/testData/js-optimizer/if-reduction/assignment.optimized.js b/js/js.translator/testData/js-optimizer/if-reduction/assignment.optimized.js
index 749a21056a5..2c02916af6e 100644
--- a/js/js.translator/testData/js-optimizer/if-reduction/assignment.optimized.js
+++ b/js/js.translator/testData/js-optimizer/if-reduction/assignment.optimized.js
@@ -1,5 +1,6 @@
 function test(n) {
     var result;
+    /*synthetic*/
     result = n >= 0 ? n : -n;
     return result;
 }
diff --git a/js/js.translator/testData/js-optimizer/if-reduction/returnStatement.optimized.js b/js/js.translator/testData/js-optimizer/if-reduction/returnStatement.optimized.js
index f8a7530bb15..0384243e617 100644
--- a/js/js.translator/testData/js-optimizer/if-reduction/returnStatement.optimized.js
+++ b/js/js.translator/testData/js-optimizer/if-reduction/returnStatement.optimized.js
@@ -1,4 +1,5 @@
 function test(n) {
+    /*synthetic*/
     return n >= 0 ? n : -n;
 }