diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 7891f49190..a7b93353bf 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2020-12-18  Hannes Domani  <ssbssa@yahoo.de>
+
+	* gdb-gdb.py.in: Fix main_type field name.
+
 2020-12-18  Hannes Domani  <ssbssa@yahoo.de>
 
 	* python/py-value.c (valpy_format_string): Implement address keyword.
diff --git a/gdb/gdb-gdb.py.in b/gdb/gdb-gdb.py.in
index ff68bd71a6..da23ddbfd0 100644
--- a/gdb/gdb-gdb.py.in
+++ b/gdb/gdb-gdb.py.in
@@ -175,7 +175,7 @@ class StructMainTypePrettyPrinter:
             label += " (artificial)"
         fields = []
         fields.append("name = %s" % f['name'])
-        fields.append("type = %s" % f['type'])
+        fields.append("type = %s" % f['m_type'])
         fields.append("loc_kind = %s" % f['loc_kind'])
         fields.append("bitsize = %d" % f['bitsize'])
         fields.append(self.struct_field_location_img(f))