diff --git a/setup.cfg b/setup.cfg
index 517171c25..f0a416700 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 3.1.5
+current_version = 3.1.6
 commit = True
 tag = True
 
diff --git a/setup.py b/setup.py
index 5ceee6f3a..f8974176b 100644
--- a/setup.py
+++ b/setup.py
@@ -51,7 +51,7 @@
     test_suite="tests",
     tests_require=test_requirements,
     url="https://gitlab.awi.de/esm_tools/esm_tools",
-    version='3.1.5',
+    version='3.1.6',
     zip_safe=False,
 )