diff --git a/modules/swagger-core/src/main/java/io/swagger/v3/core/jackson/mixin/Schema31Mixin.java b/modules/swagger-core/src/main/java/io/swagger/v3/core/jackson/mixin/Schema31Mixin.java
index 066151dd39..44f7315461 100644
--- a/modules/swagger-core/src/main/java/io/swagger/v3/core/jackson/mixin/Schema31Mixin.java
+++ b/modules/swagger-core/src/main/java/io/swagger/v3/core/jackson/mixin/Schema31Mixin.java
@@ -100,7 +100,7 @@ public Set<String> deserialize(JsonParser p, DeserializationContext ctxt) throws
             Set<String> types = new LinkedHashSet<>();
             if (node.isArray()) {
                 node.forEach(n -> {
-                    if (n != null && !n.isNull()) {
+                    if (!n.isNull()) {
                         types.add(n.asText());
                     }
                 });
diff --git a/modules/swagger-core/src/test/java/io/swagger/v3/core/deserialization/JsonSchemaTypeRoundTripTest.java b/modules/swagger-core/src/test/java/io/swagger/v3/core/deserialization/JsonSchemaTypeRoundTripTest.java
index 4bc335b576..cf0965c881 100644
--- a/modules/swagger-core/src/test/java/io/swagger/v3/core/deserialization/JsonSchemaTypeRoundTripTest.java
+++ b/modules/swagger-core/src/test/java/io/swagger/v3/core/deserialization/JsonSchemaTypeRoundTripTest.java
@@ -48,6 +48,14 @@ public void multiTypeArrayRoundTripsOnJsonSchema() throws Exception {
         assertEquals(roundTripped.getTypes(), setOf("string", "null"));
     }
 
+    @Test
+    public void typeArrayWithLiteralJsonNullElementSkipsIt() throws Exception {
+        JsonSchema roundTripped = Json31.mapper().readValue("{\"type\":[\"string\",null]}", JsonSchema.class);
+
+        assertNotNull(roundTripped);
+        assertEquals(roundTripped.getTypes(), setOf("string"));
+    }
+
     @Test
     public void convertValuePreservesSingleType() {
         JsonSchema original = new JsonSchema();