diff --git a/examples/dds-with-ray.yaml b/examples/dds-with-ray.yaml
index 5db588b5..7c003f4a 100644
--- a/examples/dds-with-ray.yaml
+++ b/examples/dds-with-ray.yaml
@@ -15,7 +15,7 @@ provider:
     node_config:
       # Parameters for golem demands (same for head and workers)
       demand:
-        image_tag: "golem/ray-on-golem:0.11.1-py3.10.13-ray2.9.3"
+        image_tag: "golem/ray-on-golem:0.12.0-py3.10.13-ray2.9.3"
         
         # List of urls which will be added to the Computation Manifest
         # Requires protocol to be defined in all URLs
diff --git a/examples/gpu.yaml b/examples/gpu.yaml
index e8004bc5..6de1e8a2 100644
--- a/examples/gpu.yaml
+++ b/examples/gpu.yaml
@@ -13,7 +13,7 @@ provider:
     node_config:
       # Parameters for golem demands (same for head and workers)
       demand:
-        image_tag: "golem/ray-on-golem:0.11.1-py3.10.13-ray2.9.3-cuda11.8"
+        image_tag: "golem/ray-on-golem:0.12.0-py3.10.13-ray2.9.3-cuda11.8"
         outbound_urls: []
         runtime: "vm-nvidia"
 
diff --git a/examples/mandelbrot.yaml b/examples/mandelbrot.yaml
index a6496109..a7b19aae 100644
--- a/examples/mandelbrot.yaml
+++ b/examples/mandelbrot.yaml
@@ -24,7 +24,7 @@ provider:
       demand:
         # if not provided, image_tag will be autodetected based on currently used python and ray versions
         # check available versions at https://registry.golem.network/explore/golem/ray-on-golem
-        image_tag: "golem/ray-on-golem:0.11.1-py3.10.13-ray2.9.3"
+        image_tag: "golem/ray-on-golem:0.12.0-py3.10.13-ray2.9.3"
 
         # List of urls which will be added to the Computation Manifest
         # Requires protocol to be defined in all URLs
diff --git a/examples/outbound.yaml b/examples/outbound.yaml
index 7d1f10da..e042d5b2 100644
--- a/examples/outbound.yaml
+++ b/examples/outbound.yaml
@@ -28,7 +28,7 @@ provider:
       # Parameters for golem demands (same for head and workers)
       demand:
         # Check available versions at https://registry.golem.network/explore/golem/ray-on-golem
-        image_tag: "golem/ray-on-golem:0.11.1-py3.10.13-ray2.9.3"
+        image_tag: "golem/ray-on-golem:0.12.0-py3.10.13-ray2.9.3"
 
         # List of urls which will be added to the Computation Manifest
         # Requires protocol to be defined in all URLs
diff --git a/examples/outbound_tester.yaml b/examples/outbound_tester.yaml
index 4bb41b60..1eac4c1b 100644
--- a/examples/outbound_tester.yaml
+++ b/examples/outbound_tester.yaml
@@ -26,7 +26,7 @@ provider:
       # Parameters for golem demands (same for head and workers)
       demand:
         # Check available versions at https://registry.golem.network/explore/golem/ray-on-golem
-        image_tag: "golem/ray-on-golem:0.11.1-py3.10.13-ray2.9.3"
+        image_tag: "golem/ray-on-golem:0.12.0-py3.10.13-ray2.9.3"
 
         # List of urls which will be added to the Computation Manifest
         # Requires protocol to be defined in all URLs
diff --git a/golem-cluster.full.yaml b/golem-cluster.full.yaml
index ad2c1128..c028219f 100644
--- a/golem-cluster.full.yaml
+++ b/golem-cluster.full.yaml
@@ -41,7 +41,7 @@ provider:
       # Parameters for golem demands (same for head and workers)
       demand:
         # Check available versions at https://registry.golem.network/explore/golem/ray-on-golem
-        image_tag: "golem/ray-on-golem:0.11.1-py3.10.13-ray2.9.3"
+        image_tag: "golem/ray-on-golem:0.12.0-py3.10.13-ray2.9.3"
 
         # List of urls which will be added to the Computation Manifest
         # Requires protocol to be defined in all URLs
diff --git a/golem-cluster.mini.yaml b/golem-cluster.mini.yaml
index 34f131c7..91ec7852 100644
--- a/golem-cluster.mini.yaml
+++ b/golem-cluster.mini.yaml
@@ -18,7 +18,7 @@ provider:
     node_config:
       # Parameters for golem demands (same for head and workers)
       demand:
-        image_tag: "golem/ray-on-golem:0.11.1-py3.10.13-ray2.9.3"
+        image_tag: "golem/ray-on-golem:0.12.0-py3.10.13-ray2.9.3"
 
 # Tells the autoscaler the allowed node types and the resources they provide
 available_node_types:
diff --git a/golem-cluster.override.2-image.yaml b/golem-cluster.override.2-image.yaml
index d614324f..8c9178cc 100644
--- a/golem-cluster.override.2-image.yaml
+++ b/golem-cluster.override.2-image.yaml
@@ -2,4 +2,4 @@ provider:
   parameters:
     node_config:
       demand:
-        image_tag: "blueshade/ray-on-golem:0.11.1-py3.10.13-ray2.9.3"
+        image_tag: "blueshade/ray-on-golem:0.12.0a0-py3.10.13-ray2.9.3"
diff --git a/golem-cluster.yaml b/golem-cluster.yaml
index ced009ab..ca4d6395 100644
--- a/golem-cluster.yaml
+++ b/golem-cluster.yaml
@@ -32,7 +32,7 @@ provider:
       # Parameters for golem demands (same for head and workers)
       demand:
         # Check available versions at https://registry.golem.network/explore/golem/ray-on-golem
-        image_tag: "golem/ray-on-golem:0.11.1-py3.10.13-ray2.9.3"
+        image_tag: "golem/ray-on-golem:0.12.0-py3.10.13-ray2.9.3"
 
         # List of urls which will be added to the Computation Manifest
         # Requires protocol to be defined in all URLs
diff --git a/pyproject.toml b/pyproject.toml
index f33370c6..0fc249e0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "ray-on-golem"
-version = "0.12.0-dev"
+version = "0.12.0a0"
 description = "Golem Network integration with Ray"
 authors = ["Golem Factory <contact@golem.network>"]
 readme = "README.md"