diff --git a/VERSION b/VERSION
index 26ca594..4cda8f1 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.5.1
+1.5.2
diff --git a/janus/janus.py b/janus/janus.py
index 398b268..12d4b9f 100644
--- a/janus/janus.py
+++ b/janus/janus.py
@@ -72,7 +72,7 @@
 # Versions
 
 # 10000*major + 100*minor + patch
-version_num=10501
+version_num=10502
 
 def version_str(num=version_num):
     """
diff --git a/setup.py b/setup.py
index 40b4e73..7a5b2ff 100644
--- a/setup.py
+++ b/setup.py
@@ -26,7 +26,7 @@
     PLLIB="libswipl"
 
 setup(name='janus_swi',
-      version='1.5.1',
+      version='1.5.2',
       description="Janus library to call SWI-Prolog",
       author="Jan Wielemaker",
       author_email="jan@swi-prolog.org",