diff --git a/docker-compose.yaml b/docker-compose.yaml
index 5153f27c..76954518 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -80,7 +80,7 @@ services:
       - AWS_ENDPOINT=${AWS_ENDPOINT:-}
       - AWS_S3_BUCKET=${AWS_S3_BUCKET:-}
       - AWS_S3_PREFIX=${AWS_S3_PREFIX:-}
-      - AR_IO_NODE_RELEASE=${AR_IO_NODE_RELEASE:-}
+      - AR_IO_NODE_RELEASE=${AR_IO_NODE_RELEASE:-15}
       - CHUNK_POST_URLS=${CHUNK_POST_URLS:-}
       - CHUNK_POST_RESPONSE_TIMEOUT_MS=${CHUNK_POST_RESPONSE_TIMEOUT_MS:-}
       - CHUNK_POST_ABORT_TIMEOUT_MS=${CHUNK_POST_ABORT_TIMEOUT_MS:-}
@@ -123,7 +123,7 @@ services:
       - REPORT_GENERATION_INTERVAL_MS=${REPORT_GENERATION_INTERVAL_MS:-}
       - RUN_OBSERVER=${RUN_OBSERVER:-true}
       - MIN_RELEASE_NUMBER=${MIN_RELEASE_NUMBER:-0}
-      - AR_IO_NODE_RELEASE=${AR_IO_NODE_RELEASE:-14}
+      - AR_IO_NODE_RELEASE=${AR_IO_NODE_RELEASE:-15}
       - AO_CU_URL=${AO_CU_URL:-}
       - AO_MU_URL=${AO_MU_URL:-}
       - AO_GATEWAY_URL=${AO_GATEWAY_URL:-}
diff --git a/src/version.ts b/src/version.ts
index 61f4b0d2..b2998cab 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -16,4 +16,4 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-export const release = '15-pre';
+export const release = '15';