diff --git a/Include/traceback.h b/Include/traceback.h
index ad37dd9..20a556b 100644
--- a/Include/traceback.h
+++ b/Include/traceback.h
@@ -38,8 +38,8 @@
 int PyTraceBack_Print Py_PROTO((PyObject *, PyObject *));
 
 /* Reveale traceback type so we can typecheck traceback objects */
-extern PyTypeObject PyTraceback_Type;
-#define PyTraceback_Check(v) ((v)->ob_type == &PyTraceback_Type)
+extern PyTypeObject PyTraceBack_Type;
+#define PyTraceBack_Check(v) ((v)->ob_type == &PyTraceBack_Type)
 
 #ifdef __cplusplus
 }
diff --git a/Python/ceval.c b/Python/ceval.c
index d725d35..be1e174 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -912,7 +912,7 @@
 					DECREF(u);
 					u = NULL;
 				}
-				else if (!PyTraceback_Check(u)) {
+				else if (!PyTraceBack_Check(u)) {
 					err_setstr(TypeError,
 				    "raise 3rd arg must be traceback or None");
 					goto raise_error;
diff --git a/Python/traceback.c b/Python/traceback.c
index 1f803da..57502a1 100644
--- a/Python/traceback.c
+++ b/Python/traceback.c
@@ -68,8 +68,8 @@
 	DEL(tb);
 }
 
-#define Tracebacktype PyTraceback_Type
-#define is_tracebackobject PyTraceback_Check
+#define Tracebacktype PyTraceBack_Type
+#define is_tracebackobject PyTraceBack_Check
 
 typeobject Tracebacktype = {
 	OB_HEAD_INIT(&Typetype)