diff --git a/5.6-fpm/Dockerfile b/5.6-fpm/Dockerfile
index ae8dff3..9ac4260 100644
--- a/5.6-fpm/Dockerfile
+++ b/5.6-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/5.6/Dockerfile b/5.6/Dockerfile
index 6109a35..88e8141 100644
--- a/5.6/Dockerfile
+++ b/5.6/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/7.0-fpm/Dockerfile b/7.0-fpm/Dockerfile
index 09dcb5a..d678e78 100644
--- a/7.0-fpm/Dockerfile
+++ b/7.0-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/7.0/Dockerfile b/7.0/Dockerfile
index f048e59..be42042 100644
--- a/7.0/Dockerfile
+++ b/7.0/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/7.1-fpm/Dockerfile b/7.1-fpm/Dockerfile
index befbce9..05e27c9 100644
--- a/7.1-fpm/Dockerfile
+++ b/7.1-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/7.1/Dockerfile b/7.1/Dockerfile
index 9cec968..85d1e3a 100644
--- a/7.1/Dockerfile
+++ b/7.1/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/7.2-fpm/Dockerfile b/7.2-fpm/Dockerfile
index f8baeeb..a95c2c0 100644
--- a/7.2-fpm/Dockerfile
+++ b/7.2-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/7.2/Dockerfile b/7.2/Dockerfile
index f6eb1c2..e51532e 100644
--- a/7.2/Dockerfile
+++ b/7.2/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/7.3-fpm/Dockerfile b/7.3-fpm/Dockerfile
index 4f69bf9..5446e31 100644
--- a/7.3-fpm/Dockerfile
+++ b/7.3-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/7.3/Dockerfile b/7.3/Dockerfile
index 62fa943..eeff18a 100644
--- a/7.3/Dockerfile
+++ b/7.3/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/7.4-fpm/Dockerfile b/7.4-fpm/Dockerfile
index 3a51284..2ed1326 100644
--- a/7.4-fpm/Dockerfile
+++ b/7.4-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/7.4/Dockerfile b/7.4/Dockerfile
index 052ea74..0d78cc4 100644
--- a/7.4/Dockerfile
+++ b/7.4/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.0-fpm/Dockerfile b/8.0-fpm/Dockerfile
index 57e1f1e..63455a0 100644
--- a/8.0-fpm/Dockerfile
+++ b/8.0-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.0/Dockerfile b/8.0/Dockerfile
index 868a281..c93a788 100644
--- a/8.0/Dockerfile
+++ b/8.0/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.1-fpm/Dockerfile b/8.1-fpm/Dockerfile
index 94dea0e..52e00c7 100644
--- a/8.1-fpm/Dockerfile
+++ b/8.1-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.1/Dockerfile b/8.1/Dockerfile
index 46db0f9..06fc522 100644
--- a/8.1/Dockerfile
+++ b/8.1/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.2-fpm/Dockerfile b/8.2-fpm/Dockerfile
index 1cbfd52..ba41133 100644
--- a/8.2-fpm/Dockerfile
+++ b/8.2-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.2/Dockerfile b/8.2/Dockerfile
index fe4520c..cdbffbc 100644
--- a/8.2/Dockerfile
+++ b/8.2/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.3-fpm/Dockerfile b/8.3-fpm/Dockerfile
index bc5badc..378f228 100644
--- a/8.3-fpm/Dockerfile
+++ b/8.3-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.3/Dockerfile b/8.3/Dockerfile
index 260a04a..9895309 100644
--- a/8.3/Dockerfile
+++ b/8.3/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.4-fpm/Dockerfile b/8.4-fpm/Dockerfile
index 9a18021..2a2f821 100644
--- a/8.4-fpm/Dockerfile
+++ b/8.4-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.4/Dockerfile b/8.4/Dockerfile
index 4a375f1..934ef3b 100644
--- a/8.4/Dockerfile
+++ b/8.4/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.5-fpm/Dockerfile b/8.5-fpm/Dockerfile
index 4098422..a1630fc 100644
--- a/8.5-fpm/Dockerfile
+++ b/8.5-fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/8.5/Dockerfile b/8.5/Dockerfile
index d391840..55a6012 100644
--- a/8.5/Dockerfile
+++ b/8.5/Dockerfile
@@ -1,4 +1,4 @@
-FROM dockette/debian:bullseye
+FROM dockette/debian:bookworm
 
 LABEL maintainer="sulcmil@gmail.com"
 
diff --git a/README.md b/README.md
index 70ae036..16d16de 100644
--- a/README.md
+++ b/README.md
@@ -66,7 +66,39 @@ These images have preinstalled couple of linux packages: apt-transport-https ca-
 
 ### PHP extensions
 
-These images have preinstalled couple of PHP extensions: apcu, bcmath, bz2, calendar, cgi, cli, ctype, curl, fpm (in*-fpm), geoip, gettext, gd, intl, imagick, imap, ldap, mbstring, mcrypt (<7.2), memcached, mysql, pcov (7.1 - 8.4), pdo, pgsql redis, soap, sqlite3, ssh2 (<7.2), xmlrpc, xsl, zip.
+These images have preinstalled a couple of PHP extensions. The table shows which extension each version has.
+
+| Extension | 5.6 | 7.0 | 7.1 | 7.2 | 7.3 | 7.4 | 8.0 | 8.1 | 8.2 | 8.3 | 8.4 | 8.5 |
+|---|---|---|---|---|---|---|---|---|---|---|---|---|
+| apcu | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| bcmath | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| bz2 | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| calendar | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| ctype | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| curl | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| gd | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| geoip | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
+| gettext | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| imagick | ✅ | ✅ | ✅ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
+| imap | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| intl | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| ldap | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| mbstring | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| mcrypt | ✅ | ✅ | ✅ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
+| memcached | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| mysql | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| pcov | ❌ | ❌ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ |
+| pdo | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| pgsql | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| redis | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ | ❌ | ❌ |
+| soap | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| sqlite3 | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| ssh2 | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
+| xmlrpc | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| xsl | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+| zip | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
+
+All versions also have these SAPIs: cli, cgi and phpdbg. The `*-fpm` images have fpm in addition.
 
 ### Composer