diff --git a/js/js.translator/src/org/jetbrains/kotlin/js/translate/context/Namer.java b/js/js.translator/src/org/jetbrains/kotlin/js/translate/context/Namer.java
index 4bee4d7851b..2ffa9fe4a11 100644
--- a/js/js.translator/src/org/jetbrains/kotlin/js/translate/context/Namer.java
+++ b/js/js.translator/src/org/jetbrains/kotlin/js/translate/context/Namer.java
@@ -189,7 +189,7 @@ public final class Namer {
 
     @NotNull
     public static String isInstanceSuggestedName(@NotNull TypeParameterDescriptor descriptor) {
-        return "is" + descriptor.getName().getIdentifier();
+        return "is" + NameSuggestion.sanitizeName(descriptor.getName().getIdentifier());
     }
 
     @NotNull
diff --git a/js/js.translator/testData/box/jsName/peculiarIdentifiers.kt b/js/js.translator/testData/box/jsName/peculiarIdentifiers.kt
index d64a5b92472..b94320398ef 100644
--- a/js/js.translator/testData/box/jsName/peculiarIdentifiers.kt
+++ b/js/js.translator/testData/box/jsName/peculiarIdentifiers.kt
@@ -28,10 +28,20 @@ fun test4(): String {
     return `[£]`()
 }
 
+inline fun <reified `-`> test5(): String = `-`::class.simpleName!!
+
+inline fun <reified `-`> test6(x: Any): Boolean = x is `-`
+
+class OK
+
 fun box(): String {
     if (test1() != 20) return "fail1"
     if (test2(10, 13) != 23) return "fail2"
     if (test3() != "OK") return "fail3"
     if (test4() != "OK") return "fail4"
+
+    if (test5<OK>() != "OK") return "fail5"
+    if (!test6<String>("foo")) return "fail6"
+
     return "OK"
 }
\ No newline at end of file