diff --git a/8.3/alpine3.22/fpm/Dockerfile b/8.3/alpine3.22/fpm/Dockerfile
index 0bb9e318b..62fd59f2d 100644
--- a/8.3/alpine3.22/fpm/Dockerfile
+++ b/8.3/alpine3.22/fpm/Dockerfile
@@ -243,6 +243,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/8.3/alpine3.23/fpm/Dockerfile b/8.3/alpine3.23/fpm/Dockerfile
index 6abba38fb..ff82fa92f 100644
--- a/8.3/alpine3.23/fpm/Dockerfile
+++ b/8.3/alpine3.23/fpm/Dockerfile
@@ -243,6 +243,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/8.3/bookworm/fpm/Dockerfile b/8.3/bookworm/fpm/Dockerfile
index e3264af8f..9770177ea 100644
--- a/8.3/bookworm/fpm/Dockerfile
+++ b/8.3/bookworm/fpm/Dockerfile
@@ -260,6 +260,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/8.3/trixie/fpm/Dockerfile b/8.3/trixie/fpm/Dockerfile
index 3395ffba6..07ec12233 100644
--- a/8.3/trixie/fpm/Dockerfile
+++ b/8.3/trixie/fpm/Dockerfile
@@ -260,6 +260,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/8.4/alpine3.22/fpm/Dockerfile b/8.4/alpine3.22/fpm/Dockerfile
index 4411fd3f5..8375761d2 100644
--- a/8.4/alpine3.22/fpm/Dockerfile
+++ b/8.4/alpine3.22/fpm/Dockerfile
@@ -243,6 +243,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/8.4/alpine3.23/fpm/Dockerfile b/8.4/alpine3.23/fpm/Dockerfile
index b83012d7e..29403fd00 100644
--- a/8.4/alpine3.23/fpm/Dockerfile
+++ b/8.4/alpine3.23/fpm/Dockerfile
@@ -243,6 +243,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/8.4/bookworm/fpm/Dockerfile b/8.4/bookworm/fpm/Dockerfile
index 60fa2bffd..b28f97153 100644
--- a/8.4/bookworm/fpm/Dockerfile
+++ b/8.4/bookworm/fpm/Dockerfile
@@ -260,6 +260,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/8.4/trixie/fpm/Dockerfile b/8.4/trixie/fpm/Dockerfile
index e868c59d7..9c3bd185f 100644
--- a/8.4/trixie/fpm/Dockerfile
+++ b/8.4/trixie/fpm/Dockerfile
@@ -260,6 +260,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/8.5/alpine3.22/fpm/Dockerfile b/8.5/alpine3.22/fpm/Dockerfile
index 46d6aef1e..a58f3feb2 100644
--- a/8.5/alpine3.22/fpm/Dockerfile
+++ b/8.5/alpine3.22/fpm/Dockerfile
@@ -240,6 +240,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/8.5/alpine3.23/fpm/Dockerfile b/8.5/alpine3.23/fpm/Dockerfile
index 873500296..af5504c7c 100644
--- a/8.5/alpine3.23/fpm/Dockerfile
+++ b/8.5/alpine3.23/fpm/Dockerfile
@@ -240,6 +240,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/8.5/bookworm/fpm/Dockerfile b/8.5/bookworm/fpm/Dockerfile
index 3820c2c68..fe86a85e2 100644
--- a/8.5/bookworm/fpm/Dockerfile
+++ b/8.5/bookworm/fpm/Dockerfile
@@ -257,6 +257,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/8.5/trixie/fpm/Dockerfile b/8.5/trixie/fpm/Dockerfile
index 14168df0d..e595ca4c6 100644
--- a/8.5/trixie/fpm/Dockerfile
+++ b/8.5/trixie/fpm/Dockerfile
@@ -257,6 +257,9 @@ RUN set -eux; \
 	{ \
 		echo '[global]'; \
 		echo 'daemonize = no'; \
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \
 	{ \
diff --git a/Dockerfile-linux.template b/Dockerfile-linux.template
index 456738d3c..1a211d190 100644
--- a/Dockerfile-linux.template
+++ b/Dockerfile-linux.template
@@ -546,6 +546,10 @@ RUN set -eux; \
 		echo; \
 		echo '[www]'; \
 		echo 'listen = 9000'; \
+{{ ) elif env.version | IN("8.2", "8.3", "8.4", "8.5") then ( -}}
+		echo; \
+		echo '; the [www] ini section below is for backwards compatibility and will be removed in 8.6+'; \
+		echo '[www]'; \
 {{ ) else "" end -}}
 	} | tee php-fpm.d/zz-docker.conf; \
 	mkdir -p "$PHP_INI_DIR/conf.d"; \