diff --git a/CHANGELOG.md b/CHANGELOG.md
index 078986bb07b..1eb8c3a969d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## 0.19.4
 
+* `Koin`
+    * `Generator`
+        * Fixes in new generic generator part
+
 ## 0.19.3
 
 * `Koin`
diff --git a/koin/generator/src/main/kotlin/Processor.kt b/koin/generator/src/main/kotlin/Processor.kt
index 0f7380e5c31..8f906e87074 100644
--- a/koin/generator/src/main/kotlin/Processor.kt
+++ b/koin/generator/src/main/kotlin/Processor.kt
@@ -127,7 +127,7 @@ class Processor(
                     addModifiers(KModifier.INLINE)
                     targetTypeAsGenericType ?.let {
                         addTypeVariable(it)
-                        returns(it)
+                        returns(it.copy(nullable = nullable))
                     } ?: returns(targetType)
                     addCode(
                         "return " + (if (nullable) {
diff --git a/koin/generator/test/src/commonMain/kotlin/GeneratedDefinitionsTest.kt b/koin/generator/test/src/commonMain/kotlin/GeneratedDefinitionsTest.kt
index f71bd452576..0ec0aea444a 100644
--- a/koin/generator/test/src/commonMain/kotlin/GeneratedDefinitionsTest.kt
+++ b/koin/generator/test/src/commonMain/kotlin/GeneratedDefinitionsTest.kt
@@ -97,3 +97,28 @@ public inline fun <reified T : Any> Module.singleTest(createdAtStart: Boolean =
  */
 public inline fun <reified T : Any> Module.factoryTest(noinline definition: Definition<T>):
     KoinDefinition<T> = factory(named("test"), definition = definition)
+
+/**
+ * @return Definition by key "testNullable" with [parameters]
+ */
+public inline fun <reified T : Any> Scope.testNullable(noinline parameters: ParametersDefinition? =
+    null): T? = getOrNull(named("testNullable"), parameters)
+
+/**
+ * @return Definition by key "testNullable" with [parameters]
+ */
+public inline fun <reified T : Any> Koin.testNullable(noinline parameters: ParametersDefinition? =
+    null): T? = getOrNull(named("testNullable"), parameters)
+
+/**
+ * Will register [definition] with [org.koin.core.module.Module.single] and key "testNullable"
+ */
+public inline fun <reified T : Any> Module.singleTestNullable(createdAtStart: Boolean = false,
+    noinline definition: Definition<T>): KoinDefinition<T> = single(named("testNullable"),
+    createdAtStart = createdAtStart, definition = definition)
+
+/**
+ * Will register [definition] with [org.koin.core.module.Module.factory] and key "testNullable"
+ */
+public inline fun <reified T : Any> Module.factoryTestNullable(noinline definition: Definition<T>):
+    KoinDefinition<T> = factory(named("testNullable"), definition = definition)
diff --git a/koin/generator/test/src/commonMain/kotlin/Test.kt b/koin/generator/test/src/commonMain/kotlin/Test.kt
index ee78929507d..7fb7fb290b2 100644
--- a/koin/generator/test/src/commonMain/kotlin/Test.kt
+++ b/koin/generator/test/src/commonMain/kotlin/Test.kt
@@ -1,5 +1,6 @@
 @file:GenerateKoinDefinition("sampleInfo", Test::class, String::class, nullable = false)
 @file:GenerateGenericKoinDefinition("test", nullable = false)
+@file:GenerateGenericKoinDefinition("testNullable", nullable = true)
 package dev.inmo.micro_utils.koin.generator.test
 
 import dev.inmo.micro_utils.koin.annotations.GenerateGenericKoinDefinition