diff --git a/README.md b/README.md
index 463ca9a..fe02bf2 100644
--- a/README.md
+++ b/README.md
@@ -84,7 +84,7 @@ You can easily customize your own configurations from the set of features that S
 
 ## Version 
 ```
-4.7.1.7
+4.7.1.8
 ```
 
 ## RML-Test Cases
diff --git a/VERSION b/VERSION
index 3fe05d0..70ef064 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.7.1.7
\ No newline at end of file
+4.7.1.8
\ No newline at end of file
diff --git a/rdfizer/rdfizer/__init__.py b/rdfizer/rdfizer/__init__.py
index 3e6e9c8..0b94d28 100755
--- a/rdfizer/rdfizer/__init__.py
+++ b/rdfizer/rdfizer/__init__.py
@@ -4246,6 +4246,7 @@ def semantify_postgres(row, row_headers, triples_map, triples_map_list, output_f
 						except:
 							output_file_descriptor.write(rdf_type.encode("utf-8"))
 						i += 1
+		predicate = None
 
 	for predicate_object_map in triples_map.predicate_object_maps_list:
 		if predicate == None:
diff --git a/rdfizer/rdfizer/semantify.py b/rdfizer/rdfizer/semantify.py
index 3e6e9c8..0b94d28 100755
--- a/rdfizer/rdfizer/semantify.py
+++ b/rdfizer/rdfizer/semantify.py
@@ -4246,6 +4246,7 @@ def semantify_postgres(row, row_headers, triples_map, triples_map_list, output_f
 						except:
 							output_file_descriptor.write(rdf_type.encode("utf-8"))
 						i += 1
+		predicate = None
 
 	for predicate_object_map in triples_map.predicate_object_maps_list:
 		if predicate == None: