diff --git a/18/alpine3.22/Dockerfile b/18/alpine3.22/Dockerfile
index b39345cb25..c118598402 100644
--- a/18/alpine3.22/Dockerfile
+++ b/18/alpine3.22/Dockerfile
@@ -102,6 +102,9 @@ RUN set -eux; \
 		lz4-dev \
 # https://www.postgresql.org/docs/15/release-15.html "--with-zstd to enable Zstandard builds"
 		zstd-dev \
+# https://salsa.debian.org/postgresql/postgresql-common/-/commit/a31ce5b893c11e0f17a016e38c1882fbe1820081
+# https://www.postgresql.org/docs/18/install-make.html#CONFIGURE-OPTION-WITH-LIBCURL
+		curl-dev \
 # https://salsa.debian.org/postgresql/postgresql-common/-/commit/89c384273f4c4092483598c292b1b1b188816cce
 # https://www.postgresql.org/docs/18/install-make.html#CONFIGURE-OPTION-WITH-LIBURING
 		liburing-dev \
@@ -141,6 +144,7 @@ RUN set -eux; \
 		--with-gssapi \
 		--with-icu \
 		--with-ldap \
+		--with-libcurl \
 		--with-liburing \
 		--with-libxml \
 		--with-libxslt \
diff --git a/18/alpine3.23/Dockerfile b/18/alpine3.23/Dockerfile
index faff97e3e5..bac0162d36 100644
--- a/18/alpine3.23/Dockerfile
+++ b/18/alpine3.23/Dockerfile
@@ -102,6 +102,9 @@ RUN set -eux; \
 		lz4-dev \
 # https://www.postgresql.org/docs/15/release-15.html "--with-zstd to enable Zstandard builds"
 		zstd-dev \
+# https://salsa.debian.org/postgresql/postgresql-common/-/commit/a31ce5b893c11e0f17a016e38c1882fbe1820081
+# https://www.postgresql.org/docs/18/install-make.html#CONFIGURE-OPTION-WITH-LIBCURL
+		curl-dev \
 # https://salsa.debian.org/postgresql/postgresql-common/-/commit/89c384273f4c4092483598c292b1b1b188816cce
 # https://www.postgresql.org/docs/18/install-make.html#CONFIGURE-OPTION-WITH-LIBURING
 		liburing-dev \
@@ -141,6 +144,7 @@ RUN set -eux; \
 		--with-gssapi \
 		--with-icu \
 		--with-ldap \
+		--with-libcurl \
 		--with-liburing \
 		--with-libxml \
 		--with-libxslt \
diff --git a/Dockerfile-alpine.template b/Dockerfile-alpine.template
index 1f9ffd7592..6f23fa6c0f 100644
--- a/Dockerfile-alpine.template
+++ b/Dockerfile-alpine.template
@@ -110,6 +110,9 @@ RUN set -eux; \
 		zstd-dev \
 {{ ) else "" end -}}
 {{ if .major >= 18 then ( -}}
+# https://salsa.debian.org/postgresql/postgresql-common/-/commit/a31ce5b893c11e0f17a016e38c1882fbe1820081
+# https://www.postgresql.org/docs/18/install-make.html#CONFIGURE-OPTION-WITH-LIBCURL
+		curl-dev \
 # https://salsa.debian.org/postgresql/postgresql-common/-/commit/89c384273f4c4092483598c292b1b1b188816cce
 # https://www.postgresql.org/docs/18/install-make.html#CONFIGURE-OPTION-WITH-LIBURING
 		liburing-dev \
@@ -160,6 +163,7 @@ RUN set -eux; \
 		--with-icu \
 		--with-ldap \
 {{ if .major >= 18 then ( -}}
+		--with-libcurl \
 		--with-liburing \
 {{ ) else "" end -}}
 		--with-libxml \