diff --git a/psycopg/connection_type.c b/psycopg/connection_type.c
index 08037079..69ab7c83 100644
--- a/psycopg/connection_type.c
+++ b/psycopg/connection_type.c
@@ -124,7 +124,7 @@ exit:
 #define psyco_conn_close_doc "close() -- Close the connection."
 
 static PyObject *
-psyco_conn_close(connectionObject *self, PyObject *args)
+psyco_conn_close(connectionObject *self)
 {
     Dprintf("psyco_conn_close: closing connection at %p", self);
     conn_close(self);
@@ -140,7 +140,7 @@ psyco_conn_close(connectionObject *self, PyObject *args)
 #define psyco_conn_commit_doc "commit() -- Commit all changes to database."
 
 static PyObject *
-psyco_conn_commit(connectionObject *self, PyObject *args)
+psyco_conn_commit(connectionObject *self)
 {
     EXC_IF_CONN_CLOSED(self);
     EXC_IF_CONN_ASYNC(self, commit);
@@ -160,7 +160,7 @@ psyco_conn_commit(connectionObject *self, PyObject *args)
 "rollback() -- Roll back all changes done to database."
 
 static PyObject *
-psyco_conn_rollback(connectionObject *self, PyObject *args)
+psyco_conn_rollback(connectionObject *self)
 {
     EXC_IF_CONN_CLOSED(self);
     EXC_IF_CONN_ASYNC(self, rollback);
@@ -234,7 +234,7 @@ exit:
 "tpc_prepare() -- perform the first phase of a two-phase transaction."
 
 static PyObject *
-psyco_conn_tpc_prepare(connectionObject *self, PyObject *args)
+psyco_conn_tpc_prepare(connectionObject *self)
 {
     EXC_IF_CONN_CLOSED(self);
     EXC_IF_CONN_ASYNC(self, tpc_prepare);
@@ -378,7 +378,7 @@ psyco_conn_tpc_rollback(connectionObject *self, PyObject *args)
 "tpc_recover() -- returns a list of pending transaction IDs."
 
 static PyObject *
-psyco_conn_tpc_recover(connectionObject *self, PyObject *args)
+psyco_conn_tpc_recover(connectionObject *self)
 {
     EXC_IF_CONN_CLOSED(self);
     EXC_IF_CONN_ASYNC(self, tpc_recover);
@@ -652,7 +652,7 @@ psyco_conn_set_client_encoding(connectionObject *self, PyObject *args)
 "get_transaction_status() -- Get backend transaction status."
 
 static PyObject *
-psyco_conn_get_transaction_status(connectionObject *self, PyObject *args)
+psyco_conn_get_transaction_status(connectionObject *self)
 {
     EXC_IF_CONN_CLOSED(self);
 
@@ -756,7 +756,7 @@ psyco_conn_lobject(connectionObject *self, PyObject *args, PyObject *keywds)
 "get_backend_pid() -- Get backend process id."
 
 static PyObject *
-psyco_conn_get_backend_pid(connectionObject *self, PyObject *args)
+psyco_conn_get_backend_pid(connectionObject *self)
 {
     EXC_IF_CONN_CLOSED(self);
 
@@ -769,7 +769,7 @@ psyco_conn_get_backend_pid(connectionObject *self, PyObject *args)
 "reset() -- Reset current connection to defaults."
 
 static PyObject *
-psyco_conn_reset(connectionObject *self, PyObject *args)
+psyco_conn_reset(connectionObject *self)
 {
     int res;
 
@@ -797,7 +797,7 @@ psyco_conn_get_exception(PyObject *self, void *closure)
 }
 
 static PyObject *
-psyco_conn_poll(connectionObject *self, PyObject *args)
+psyco_conn_poll(connectionObject *self)
 {
     int res;
 
@@ -819,7 +819,7 @@ psyco_conn_poll(connectionObject *self, PyObject *args)
 "fileno() -> int -- Return file descriptor associated to database connection."
 
 static PyObject *
-psyco_conn_fileno(connectionObject *self, PyObject *args)
+psyco_conn_fileno(connectionObject *self)
 {
     long int socket;
 
@@ -838,7 +838,7 @@ psyco_conn_fileno(connectionObject *self, PyObject *args)
  "executing an asynchronous operation."
 
 static PyObject *
-psyco_conn_isexecuting(connectionObject *self, PyObject *args)
+psyco_conn_isexecuting(connectionObject *self)
 {
     /* synchronous connections will always return False */
     if (self->async == 0) {
@@ -870,7 +870,7 @@ psyco_conn_isexecuting(connectionObject *self, PyObject *args)
 "cancel() -- cancel the current operation"
 
 static PyObject *
-psyco_conn_cancel(connectionObject *self, PyObject *args)
+psyco_conn_cancel(connectionObject *self)
 {
     char errbuf[256];
 
diff --git a/psycopg/cursor_type.c b/psycopg/cursor_type.c
index bc8195ab..b2c55aa3 100644
--- a/psycopg/cursor_type.c
+++ b/psycopg/cursor_type.c
@@ -50,7 +50,7 @@ extern PyObject *pyPsycopgTzFixedOffsetTimezone;
 "close() -- Close the cursor."
 
 static PyObject *
-psyco_curs_close(cursorObject *self, PyObject *args)
+psyco_curs_close(cursorObject *self)
 {
     EXC_IF_ASYNC_IN_PROGRESS(self, close);
 
@@ -761,7 +761,7 @@ exit:
 }
 
 static PyObject *
-psyco_curs_fetchone(cursorObject *self, PyObject *args)
+psyco_curs_fetchone(cursorObject *self)
 {
     PyObject *res;
 
@@ -953,7 +953,7 @@ exit:
 "Return `!None` when no more data is available.\n"
 
 static PyObject *
-psyco_curs_fetchall(cursorObject *self, PyObject *args)
+psyco_curs_fetchall(cursorObject *self)
 {
     int i, size;
     PyObject *list = NULL;
@@ -1085,7 +1085,7 @@ exit:
 "sets) and will raise a NotSupportedError exception."
 
 static PyObject *
-psyco_curs_nextset(cursorObject *self, PyObject *args)
+psyco_curs_nextset(cursorObject *self)
 {
     EXC_IF_CURS_CLOSED(self);
 
@@ -1674,7 +1674,7 @@ cursor_next(PyObject *self)
 
     if (NULL == ((cursorObject*)self)->name) {
         /* we don't parse arguments: psyco_curs_fetchone will do that for us */
-        res = psyco_curs_fetchone((cursorObject*)self, NULL);
+        res = psyco_curs_fetchone((cursorObject*)self);
 
         /* convert a None to NULL to signal the end of iteration */
         if (res && res == Py_None) {