diff --git a/12/Dockerfile b/12/Dockerfile
index 9e36910..dd0358d 100644
--- a/12/Dockerfile
+++ b/12/Dockerfile
@@ -1,4 +1,4 @@
-FROM bfren/alpine-s6:alpine3.17-4.4.17
+FROM bfren/alpine-s6:alpine3.18-4.5.0
 
 LABEL org.opencontainers.image.source="https://github.com/bfren/docker-postgresql"
 
diff --git a/12/overlay/tmp/POSTGRESQL_BUILD b/12/overlay/tmp/POSTGRESQL_BUILD
index 34e2a66..d8f5415 100644
--- a/12/overlay/tmp/POSTGRESQL_BUILD
+++ b/12/overlay/tmp/POSTGRESQL_BUILD
@@ -1 +1 @@
-12.14-r0
\ No newline at end of file
+12.14-r3
\ No newline at end of file
diff --git a/13/Dockerfile b/13/Dockerfile
index e804c21..4d91342 100644
--- a/13/Dockerfile
+++ b/13/Dockerfile
@@ -1,4 +1,4 @@
-FROM bfren/alpine-s6:alpine3.17-4.4.17
+FROM bfren/alpine-s6:alpine3.18-4.5.0
 
 LABEL org.opencontainers.image.source="https://github.com/bfren/docker-postgresql"
 
diff --git a/13/overlay/tmp/POSTGRESQL_BUILD b/13/overlay/tmp/POSTGRESQL_BUILD
index 5e65507..d35073b 100644
--- a/13/overlay/tmp/POSTGRESQL_BUILD
+++ b/13/overlay/tmp/POSTGRESQL_BUILD
@@ -1 +1 @@
-13.10-r0
\ No newline at end of file
+13.10-r3
\ No newline at end of file
diff --git a/14/Dockerfile b/14/Dockerfile
index e28d835..cc35f31 100644
--- a/14/Dockerfile
+++ b/14/Dockerfile
@@ -1,4 +1,4 @@
-FROM bfren/alpine-s6:alpine3.17-4.4.17
+FROM bfren/alpine-s6:alpine3.18-4.5.0
 
 LABEL org.opencontainers.image.source="https://github.com/bfren/docker-postgresql"
 
diff --git a/14/overlay/tmp/POSTGRESQL_BUILD b/14/overlay/tmp/POSTGRESQL_BUILD
index bcc591b..ac9bb37 100644
--- a/14/overlay/tmp/POSTGRESQL_BUILD
+++ b/14/overlay/tmp/POSTGRESQL_BUILD
@@ -1 +1 @@
-14.7-r0
\ No newline at end of file
+14.7-r4
\ No newline at end of file
diff --git a/15/Dockerfile b/15/Dockerfile
index 35456e0..9bee02d 100644
--- a/15/Dockerfile
+++ b/15/Dockerfile
@@ -1,4 +1,4 @@
-FROM bfren/alpine-s6:alpine3.17-4.4.17
+FROM bfren/alpine-s6:alpine3.18-4.5.0
 
 LABEL org.opencontainers.image.source="https://github.com/bfren/docker-postgresql"
 
diff --git a/15/overlay/tmp/POSTGRESQL_BUILD b/15/overlay/tmp/POSTGRESQL_BUILD
index 0f45ed0..5a21492 100644
--- a/15/overlay/tmp/POSTGRESQL_BUILD
+++ b/15/overlay/tmp/POSTGRESQL_BUILD
@@ -1 +1 @@
-15.2-r0
\ No newline at end of file
+15.2-r4
\ No newline at end of file
diff --git a/Dockerfile.esh b/Dockerfile.esh
index 992a41b..5c6bab7 100644
--- a/Dockerfile.esh
+++ b/Dockerfile.esh
@@ -1,4 +1,4 @@
-FROM bfren/alpine-s6:alpine3.17-<%= ${BASE_REVISION} %>
+FROM bfren/alpine-s6:alpine3.18-<%= ${BASE_REVISION} %>
 
 LABEL org.opencontainers.image.source="https://github.com/bfren/docker-postgresql"
 
diff --git a/VERSION b/VERSION
index c790ace..907183e 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.3.17
\ No newline at end of file
+2.3.18
\ No newline at end of file
diff --git a/generate-dockerfiles.sh b/generate-dockerfiles.sh
index d18ceee..ca1ca4f 100755
--- a/generate-dockerfiles.sh
+++ b/generate-dockerfiles.sh
@@ -4,7 +4,7 @@ set -euo pipefail
 
 docker pull bfren/alpine
 
-BASE_REVISION="4.4.17"
+BASE_REVISION="4.5.0"
 echo "Base: ${BASE_REVISION}"
 
 POSTGRESQL_VERSIONS="12 13 14 15"