diff --git a/README.md b/README.md
index 1c6cc009a..8f6b007eb 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![Image](https://github.com/agrosner/DBFlow/blob/develop/dbflow_banner.png?raw=true)
 
-[![JitPack.io](https://img.shields.io/badge/JitPack.io-4.1.0-red.svg?style=flat)](https://jitpack.io/#Raizlabs/DBFlow) [![Android Weekly](http://img.shields.io/badge/Android%20Weekly-%23129-2CB3E5.svg?style=flat)](http://androidweekly.net/issues/issue-129) [![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-DBFlow-brightgreen.svg?style=flat)](https://android-arsenal.com/details/1/1134)
+[![JitPack.io](https://img.shields.io/badge/JitPack.io-4.1.1-red.svg?style=flat)](https://jitpack.io/#Raizlabs/DBFlow) [![Android Weekly](http://img.shields.io/badge/Android%20Weekly-%23129-2CB3E5.svg?style=flat)](http://androidweekly.net/issues/issue-129) [![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-DBFlow-brightgreen.svg?style=flat)](https://android-arsenal.com/details/1/1134)
 
 A robust, powerful, and very simple ORM android database library with **annotation processing**.
 
@@ -43,7 +43,7 @@ Add the library to the project-level build.gradle, using the apt plugin to enabl
 
   apply plugin: 'kotlin-kapt' // required for kotlin.
 
-  def dbflow_version = "4.1.0"
+  def dbflow_version = "4.1.1"
   // or dbflow_version = "develop-SNAPSHOT" for grabbing latest dependency in your project on the develop branch
   // or 10-digit short-hash of a specific commit. (Useful for bugs fixed in develop, but not in a release yet)
 
diff --git a/dbflow-kotlinextensions/src/main/java/com/raizlabs/android/dbflow/kotlinextensions/OneToManyExtensions.kt b/dbflow-kotlinextensions/src/main/java/com/raizlabs/android/dbflow/kotlinextensions/OneToManyExtensions.kt
index dd591c448..6e63c8086 100644
--- a/dbflow-kotlinextensions/src/main/java/com/raizlabs/android/dbflow/kotlinextensions/OneToManyExtensions.kt
+++ b/dbflow-kotlinextensions/src/main/java/com/raizlabs/android/dbflow/kotlinextensions/OneToManyExtensions.kt
@@ -15,7 +15,7 @@ class OneToMany<T : Any>(private val query: () -> ModelQueriable<T>) : ReadWrite
     private var list: List<T>? = null
 
     override fun getValue(thisRef: Any, property: KProperty<*>): List<T>? {
-        if (list?.isEmpty() ?: true) {
+        if (list?.isEmpty() != false) {
             list = query().list
         }
         return list
diff --git a/dbflow-processor/build.gradle b/dbflow-processor/build.gradle
index dc9975440..b78e31608 100644
--- a/dbflow-processor/build.gradle
+++ b/dbflow-processor/build.gradle
@@ -7,10 +7,10 @@ targetCompatibility = JavaVersion.VERSION_1_8
 sourceCompatibility = JavaVersion.VERSION_1_8
 
 dependencies {
-    implementation project("${dbflow_project_prefix}dbflow-core")
-    implementation 'com.squareup:javapoet:1.9.0'
-    implementation 'com.github.agrosner:KPoet:1.0.0'
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jre8:$kotlin_version"
+    compile project("${dbflow_project_prefix}dbflow-core")
+    compile 'com.squareup:javapoet:1.9.0'
+    compile 'com.github.agrosner:KPoet:1.0.0'
+    compile "org.jetbrains.kotlin:kotlin-stdlib-jre8:$kotlin_version"
 
     compileOnly 'org.glassfish:javax.annotation:10.0-b28'
 
diff --git a/dbflow-processor/src/main/java/com/raizlabs/android/dbflow/processor/definition/column/ColumnAccessCombiner.kt b/dbflow-processor/src/main/java/com/raizlabs/android/dbflow/processor/definition/column/ColumnAccessCombiner.kt
index 345bbd0b2..5b4143ddb 100644
--- a/dbflow-processor/src/main/java/com/raizlabs/android/dbflow/processor/definition/column/ColumnAccessCombiner.kt
+++ b/dbflow-processor/src/main/java/com/raizlabs/android/dbflow/processor/definition/column/ColumnAccessCombiner.kt
@@ -182,7 +182,12 @@ class SqliteStatementAccessCombiner(combiner: Combiner)
                         statement("statement.bind$statementMethod($offset, $defaultValue)")
                     }
                 } else {
-                    statement("statement.bind${wrapperMethod}OrNull($offset, $subWrapperFieldAccess)")
+                    if (subWrapperAccessor != null) {
+                        statement("statement.bind${wrapperMethod}OrNull($offset, $fieldAccess != null ? $subWrapperFieldAccess : null)")
+                    } else {
+                        statement("statement.bind${wrapperMethod}OrNull($offset, $subWrapperFieldAccess)")
+                    }
+
                 }
             }
         }
diff --git a/dbflow-tests/src/test/java/com/raizlabs/android/dbflow/models/SimpleTestModels.kt b/dbflow-tests/src/test/java/com/raizlabs/android/dbflow/models/SimpleTestModels.kt
index a2cbddc53..db1084b79 100644
--- a/dbflow-tests/src/test/java/com/raizlabs/android/dbflow/models/SimpleTestModels.kt
+++ b/dbflow-tests/src/test/java/com/raizlabs/android/dbflow/models/SimpleTestModels.kt
@@ -78,6 +78,7 @@ class OrderCursorModel(@PrimaryKey var id: Int = 0, @Column var name: String? =
 
 @Table(database = TestDatabase::class)
 class TypeConverterModel(@PrimaryKey var id: Int = 0,
+                         @Column(typeConverter = BlobConverter::class) var opaqueData: ByteArray? = null,
                          @Column var blob: Blob? = null,
                          @Column(typeConverter = CustomTypeConverter::class)
                          @PrimaryKey var customType: CustomType? = null)
@@ -156,6 +157,18 @@ class CustomEnumTypeConverter : TypeConverter<String, Difficulty>() {
 
 }
 
+@com.raizlabs.android.dbflow.annotation.TypeConverter
+class BlobConverter : TypeConverter<Blob, ByteArray>() {
+
+    override fun getDBValue(model: ByteArray?): Blob? {
+        return if (model == null) null else Blob(model)
+    }
+
+    override fun getModelValue(data: Blob?): ByteArray? {
+        return data?.blob
+    }
+}
+
 @Table(database = TestDatabase::class)
 class DefaultModel(@PrimaryKey @Column(defaultValue = "5") var id: Int? = 0,
                    @Column(defaultValue = "5.0") var location: Double? = 0.0,
diff --git a/gradle.properties b/gradle.properties
index d3c83148e..626d7d7bf 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,4 +1,4 @@
-version=4.0.5
+version=4.1.1
 version_code=1
 group=com.raizlabs.android
 bt_siteUrl=https://github.com/Raizlabs/DBFlow