@@ -53,19 +53,19 @@
  * @return A new, autoreleased sandboxing failed exception
  */
 + (instancetype)exceptionWithSandbox: (OFSandbox *)sandbox
 			       errNo: (int)errNo;
 
-- init OF_UNAVAILABLE;
+- (instancetype)init OF_UNAVAILABLE;
 
 /*!
  * @brief Initializes an already allocated sandboxing failed exception.
  *
  * @param sandbox The sandbox which could not be activated
  * @param errNo The errno of the error that occurred
  * @return An initialized sandboxing failed exception
  */
-- initWithSandbox: (OFSandbox *)sandbox
-	    errNo: (int)errNo OF_DESIGNATED_INITIALIZER;
+- (instancetype)initWithSandbox: (OFSandbox *)sandbox
+			  errNo: (int)errNo OF_DESIGNATED_INITIALIZER;
 @end
 
 OF_ASSUME_NONNULL_END