diff --git a/dev-python/fsspec/fsspec-2026.4.0.ebuild b/dev-python/fsspec/fsspec-2026.4.0.ebuild
index 18b13e404a65f..118e5f714f5c9 100644
--- a/dev-python/fsspec/fsspec-2026.4.0.ebuild
+++ b/dev-python/fsspec/fsspec-2026.4.0.ebuild
@@ -6,7 +6,7 @@ EAPI=8
 DISTUTILS_USE_PEP517=hatchling
 PYTHON_COMPAT=( python3_{11..14} )
 
-inherit distutils-r1
+inherit distutils-r1 optfeature
 
 MY_P=filesystem_spec-${PV}
 DESCRIPTION="A specification that python filesystems should adhere to"
@@ -65,3 +65,12 @@ python_test() {
 
 	epytest -o tmp_path_retention_policy=all
 }
+
+pkg_postinst() {
+	optfeature_header "Install optional filesystem backends:"
+	optfeature "http" dev-python/aiohttp
+	optfeature "gist/github/jupyter" dev-python/requests
+	optfeature "ssh/sftp" dev-python/paramiko
+	optfeature "arrow/hdfs" dev-python/pyarrow
+	optfeature "libarchive" dev-python/libarchive-c
+}
diff --git a/dev-python/fsspec/fsspec-2026.6.0.ebuild b/dev-python/fsspec/fsspec-2026.6.0.ebuild
index d3a4a46565ff7..d3375251d907e 100644
--- a/dev-python/fsspec/fsspec-2026.6.0.ebuild
+++ b/dev-python/fsspec/fsspec-2026.6.0.ebuild
@@ -6,7 +6,7 @@ EAPI=8
 DISTUTILS_USE_PEP517=hatchling
 PYTHON_COMPAT=( python3_{12..14} )
 
-inherit distutils-r1
+inherit distutils-r1 optfeature
 
 MY_P=filesystem_spec-${PV}
 DESCRIPTION="A specification that python filesystems should adhere to"
@@ -59,3 +59,12 @@ python_test() {
 
 	epytest -o tmp_path_retention_policy=all
 }
+
+pkg_postinst() {
+	optfeature_header "Install optional filesystem backends:"
+	optfeature "http" dev-python/aiohttp
+	optfeature "gist/github/jupyter" dev-python/requests
+	optfeature "ssh/sftp" dev-python/paramiko
+	optfeature "arrow/hdfs" dev-python/pyarrow
+	optfeature "libarchive" dev-python/libarchive-c
+}