diff --git a/src/User/src/Form/ProfileDeleteForm.php b/src/User/src/Form/ProfileDeleteForm.php
index f73ef359..1a89aa06 100644
--- a/src/User/src/Form/ProfileDeleteForm.php
+++ b/src/User/src/Form/ProfileDeleteForm.php
@@ -67,7 +67,7 @@ public function init()
     /**
      * @return null|InputFilter|\Laminas\InputFilter\InputFilterInterface
      */
-    public function getInputFilter()
+    public function getInputFilter(): \Laminas\InputFilter\InputFilterInterface
     {
         return $this->inputFilter;
     }
diff --git a/src/User/src/Form/ProfileDetailsForm.php b/src/User/src/Form/ProfileDetailsForm.php
index 0ca542ac..8b068fdb 100644
--- a/src/User/src/Form/ProfileDetailsForm.php
+++ b/src/User/src/Form/ProfileDetailsForm.php
@@ -62,7 +62,7 @@ public function init()
     /**
      * @return null|InputFilter|\Laminas\InputFilter\InputFilterInterface
      */
-    public function getInputFilter()
+    public function getInputFilter(): \Laminas\InputFilter\InputFilterInterface
     {
         return $this->inputFilter;
     }
diff --git a/src/User/src/Form/ProfilePasswordForm.php b/src/User/src/Form/ProfilePasswordForm.php
index f4a7cd04..3d6c72bf 100644
--- a/src/User/src/Form/ProfilePasswordForm.php
+++ b/src/User/src/Form/ProfilePasswordForm.php
@@ -73,7 +73,7 @@ public function init()
     /**
      * @return null|InputFilter|\Laminas\InputFilter\InputFilterInterface
      */
-    public function getInputFilter()
+    public function getInputFilter(): \Laminas\InputFilter\InputFilterInterface
     {
         return $this->inputFilter;
     }
diff --git a/src/User/src/Form/RegisterForm.php b/src/User/src/Form/RegisterForm.php
index 7fcb077e..0599d798 100644
--- a/src/User/src/Form/RegisterForm.php
+++ b/src/User/src/Form/RegisterForm.php
@@ -96,7 +96,7 @@ public function init()
     /**
      * @return null|InputFilter|\Laminas\InputFilter\InputFilterInterface
      */
-    public function getInputFilter()
+    public function getInputFilter(): \Laminas\InputFilter\InputFilterInterface
     {
         return $this->inputFilter;
     }
diff --git a/src/User/src/Form/RequestResetPasswordForm.php b/src/User/src/Form/RequestResetPasswordForm.php
index 81a172c5..5a94e088 100644
--- a/src/User/src/Form/RequestResetPasswordForm.php
+++ b/src/User/src/Form/RequestResetPasswordForm.php
@@ -62,7 +62,7 @@ public function init()
     /**
      * @return null|InputFilter|\Laminas\InputFilter\InputFilterInterface
      */
-    public function getInputFilter()
+    public function getInputFilter(): \Laminas\InputFilter\InputFilterInterface
     {
         return $this->inputFilter;
     }
diff --git a/src/User/src/Form/ResetPasswordForm.php b/src/User/src/Form/ResetPasswordForm.php
index c7b5b84b..37b427a6 100644
--- a/src/User/src/Form/ResetPasswordForm.php
+++ b/src/User/src/Form/ResetPasswordForm.php
@@ -79,7 +79,7 @@ public function init()
     /**
      * @return null|InputFilter|\Laminas\InputFilter\InputFilterInterface
      */
-    public function getInputFilter()
+    public function getInputFilter(): \Laminas\InputFilter\InputFilterInterface
     {
         return $this->inputFilter;
     }