diff --git a/_imaging.c b/_imaging.c
index 326444a53..34a19ad3a 100644
--- a/_imaging.c
+++ b/_imaging.c
@@ -437,6 +437,7 @@ getlist(PyObject* arg, Py_ssize_t* length, const char* wrong_length, int type)
     PyErr_Clear();
     Py_DECREF(seq);
 
+    Py_DECREF(seq);
     return list;
 }
 
@@ -1311,6 +1312,7 @@ _putdata(ImagingObject* self, PyObject* args)
                }
            }
            PyErr_Clear(); /* Avoid weird exceptions */
+           Py_DECREF(seq);
         }
     } else {
         /* 32-bit images */
@@ -1365,6 +1367,7 @@ _putdata(ImagingObject* self, PyObject* args)
             PyErr_Clear(); /* Avoid weird exceptions */
             break;
         }
+        Py_DECREF(seq);
     }
 
     Py_XDECREF(seq);