diff --git a/devsupApp/src/dbdset.c b/devsupApp/src/dbdset.c
index e7ba095..b1ddb7d 100644
--- a/devsupApp/src/dbdset.c
+++ b/devsupApp/src/dbdset.c
@@ -85,13 +85,13 @@ static long detach_common(dbCommon *prec)
 static long process_common(dbCommon *prec)
 {
     pyDevice *priv = prec->dpvt;
-    PyObject *cause = priv->reason;
+    PyObject *reason = priv->reason;
     PyObject *ret;
 
-    if(!cause)
-        cause = Py_None;
+    if(!reason)
+        reason = Py_None;
 
-    ret = PyObject_CallMethod(priv->support, "process", "OO", priv->pyrecord, cause);
+    ret = PyObject_CallMethod(priv->support, "process", "OO", priv->pyrecord, reason);
     if(!ret)
         return -1;
     Py_DECREF(ret);
@@ -236,7 +236,7 @@ static long process_record(dbCommon *prec)
     return 0;
 }
 
-int setCausePyRecord(dbCommon *prec, PyObject *reason)
+int setReasonPyRecord(dbCommon *prec, PyObject *reason)
 {
     pyDevice *priv=prec->dpvt;
     if(!isPyRecord(prec) || !priv || priv->reason)
@@ -246,7 +246,7 @@ int setCausePyRecord(dbCommon *prec, PyObject *reason)
     return 1;
 }
 
-int clearCausePyRecord(dbCommon *prec)
+int clearReasonPyRecord(dbCommon *prec)
 {
     pyDevice *priv=prec->dpvt;
     if(!isPyRecord(prec) || !priv || !priv->reason)
diff --git a/devsupApp/src/dbrec.c b/devsupApp/src/dbrec.c
index 3a20545..b6e0d92 100644
--- a/devsupApp/src/dbrec.c
+++ b/devsupApp/src/dbrec.c
@@ -137,7 +137,7 @@ static PyObject* pyRecord_scan(pyRecord *self, PyObject *args, PyObject *kws)
 
     } else {
         long ret;
-        setCausePyRecord(prec, reason);
+        setReasonPyRecord(prec, reason);
 
         Py_BEGIN_ALLOW_THREADS {
 
@@ -147,7 +147,7 @@ static PyObject* pyRecord_scan(pyRecord *self, PyObject *args, PyObject *kws)
 
         } Py_END_ALLOW_THREADS
 
-        clearCausePyRecord(prec);
+        clearReasonPyRecord(prec);
 
         return PyLong_FromLong(ret);
     }
@@ -183,7 +183,7 @@ static PyObject *pyRecord_asyncFinish(pyRecord *self, PyObject *args, PyObject *
 
     Py_INCREF(self);
 
-    setCausePyRecord(prec, reason);
+    setReasonPyRecord(prec, reason);
 
     Py_BEGIN_ALLOW_THREADS {
         rset *rsup = prec->rset;
@@ -198,7 +198,7 @@ static PyObject *pyRecord_asyncFinish(pyRecord *self, PyObject *args, PyObject *
 
     } Py_END_ALLOW_THREADS
 
-    clearCausePyRecord(prec);
+    clearReasonPyRecord(prec);
 
     if(!pact) {
         PyErr_SetString(PyExc_ValueError, "Python Device record was not active");
diff --git a/devsupApp/src/pydevsup.h b/devsupApp/src/pydevsup.h
index 9e3a957..9959087 100644
--- a/devsupApp/src/pydevsup.h
+++ b/devsupApp/src/pydevsup.h
@@ -9,7 +9,7 @@ int pyRecord_prepare(void);
 void pyRecord_setup(PyObject *module);
 
 int isPyRecord(dbCommon *);
-int setCausePyRecord(dbCommon *, PyObject *);
-int clearCausePyRecord(dbCommon *);
+int setReasonPyRecord(dbCommon *, PyObject *);
+int clearReasonPyRecord(dbCommon *);
 
 #endif // PYDEVSUP_H