diff --git a/12/Dockerfile b/12/Dockerfile
index df013e6..ad791a8 100644
--- a/12/Dockerfile
+++ b/12/Dockerfile
@@ -1,4 +1,4 @@
-FROM bfren/alpine-s6:alpine3.17-4.4.14
+FROM bfren/alpine-s6:alpine3.17-4.4.15
 
 LABEL org.opencontainers.image.source="https://github.com/bfren/docker-postgresql"
 
diff --git a/13/Dockerfile b/13/Dockerfile
index 1e102db..36267de 100644
--- a/13/Dockerfile
+++ b/13/Dockerfile
@@ -1,4 +1,4 @@
-FROM bfren/alpine-s6:alpine3.17-4.4.14
+FROM bfren/alpine-s6:alpine3.17-4.4.15
 
 LABEL org.opencontainers.image.source="https://github.com/bfren/docker-postgresql"
 
diff --git a/14/Dockerfile b/14/Dockerfile
index 7be68c5..54a0253 100644
--- a/14/Dockerfile
+++ b/14/Dockerfile
@@ -1,4 +1,4 @@
-FROM bfren/alpine-s6:alpine3.17-4.4.14
+FROM bfren/alpine-s6:alpine3.17-4.4.15
 
 LABEL org.opencontainers.image.source="https://github.com/bfren/docker-postgresql"
 
diff --git a/15/Dockerfile b/15/Dockerfile
index 18258a2..5eb3fb8 100644
--- a/15/Dockerfile
+++ b/15/Dockerfile
@@ -1,4 +1,4 @@
-FROM bfren/alpine-s6:alpine3.17-4.4.14
+FROM bfren/alpine-s6:alpine3.17-4.4.15
 
 LABEL org.opencontainers.image.source="https://github.com/bfren/docker-postgresql"
 
diff --git a/VERSION b/VERSION
index ac805d3..0007430 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.3.14
\ No newline at end of file
+2.3.15
\ No newline at end of file
diff --git a/generate-dockerfiles.sh b/generate-dockerfiles.sh
index ce97974..e9cb6a9 100755
--- a/generate-dockerfiles.sh
+++ b/generate-dockerfiles.sh
@@ -4,7 +4,7 @@ set -euo pipefail
 
 docker pull bfren/alpine
 
-BASE_REVISION="4.4.14"
+BASE_REVISION="4.4.15"
 echo "Base: ${BASE_REVISION}"
 
 POSTGRESQL_VERSIONS="12 13 14 15"