diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2a1f224..92df941 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@
 
 - Support “readable content guide” on `VTAcknowledgementViewController`
 - Fix iPhone X layout
+- Update `VTAcknowledgement` public interface to mark `init` method as unavailable
 
 [Full Changelog](https://github.com/vtourraine/VTAcknowledgementsViewController/compare/1.2.1...HEAD)
 
diff --git a/Classes/VTAcknowledgement.h b/Classes/VTAcknowledgement.h
index 2199159..ba64abc 100644
--- a/Classes/VTAcknowledgement.h
+++ b/Classes/VTAcknowledgement.h
@@ -49,6 +49,12 @@ NS_ASSUME_NONNULL_BEGIN
  */
 @property (nonatomic, copy, nullable) NSString *license;
 
+/**
+ No `init` support, in order to enforce nonnull title and text properties.
+
+ Please use `initWithTitle:text:license:` instead.
+ */
+- (instancetype)init NS_UNAVAILABLE;
 
 /**
  Initializes an acknowledgement with a title and a body text.
diff --git a/Classes/VTAcknowledgement.m b/Classes/VTAcknowledgement.m
index 069e50c..50afe1f 100644
--- a/Classes/VTAcknowledgement.m
+++ b/Classes/VTAcknowledgement.m
@@ -23,12 +23,6 @@
 
 #import "VTAcknowledgement.h"
 
-@interface VTAcknowledgement ()
-
-- (instancetype)init NS_UNAVAILABLE;
-
-@end
-
 
 @implementation VTAcknowledgement