diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9201ba457879584bd3cd5ae3d2d806469c316702..3c3603ca52409df19a008b0e1a73a4766d9be596 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -20,7 +20,7 @@
 
 cmake_minimum_required(VERSION 3.13)
 
-set(libcaosdb_VERSION 0.0.12)
+set(libcaosdb_VERSION 0.0.11)
 set(libcaosdb_COMPATIBLE_SERVER_VERSION_MAJOR 0)
 set(libcaosdb_COMPATIBLE_SERVER_VERSION_MINOR 5)
 set(libcaosdb_COMPATIBLE_SERVER_VERSION_PATCH 0)
diff --git a/conanfile.py b/conanfile.py
index cbe0fe6d65859fd55055a3e599171a61635164f7..300f652d76620d2cd6d4c698a0d651941daed5a4 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -3,7 +3,7 @@ from conans import ConanFile, CMake, tools
 
 class CaosdbConan(ConanFile):
     name = "caosdb"
-    version = "0.0.12"
+    version = "0.0.11"
     license = "AGPL-3.0-or-later"
     author = "Timm C. Fitschen <t.fitschen@indiscale.com>"
     url = "https://gitlab.indiscale.com/caosdb/src/caosdb-cpplib.git"