diff --git a/dev-db/postgresql/postgresql-13.20.ebuild b/dev-db/postgresql/postgresql-13.20-r1.ebuild
similarity index 99%
rename from dev-db/postgresql/postgresql-13.20.ebuild
rename to dev-db/postgresql/postgresql-13.20-r1.ebuild
index e335f4faaee8e..d3a1f5a808a1d 100644
--- a/dev-db/postgresql/postgresql-13.20.ebuild
+++ b/dev-db/postgresql/postgresql-13.20-r1.ebuild
@@ -47,7 +47,7 @@ readline? ( sys-libs/readline:0= )
 server? ( systemd? ( sys-apps/systemd ) )
 ssl? ( >=dev-libs/openssl-0.9.6-r1:0= )
 tcl? ( >=dev-lang/tcl-8:0= )
-xml? ( dev-libs/libxml2 dev-libs/libxslt )
+xml? ( dev-libs/libxml2:= dev-libs/libxslt )
 zlib? ( sys-libs/zlib )
 "
 
diff --git a/dev-db/postgresql/postgresql-14.17.ebuild b/dev-db/postgresql/postgresql-14.17-r1.ebuild
similarity index 99%
rename from dev-db/postgresql/postgresql-14.17.ebuild
rename to dev-db/postgresql/postgresql-14.17-r1.ebuild
index 0d552940b68f8..c24d75df568a4 100644
--- a/dev-db/postgresql/postgresql-14.17.ebuild
+++ b/dev-db/postgresql/postgresql-14.17-r1.ebuild
@@ -48,7 +48,7 @@ readline? ( sys-libs/readline:0= )
 server? ( systemd? ( sys-apps/systemd ) )
 ssl? ( >=dev-libs/openssl-0.9.6-r1:0= )
 tcl? ( >=dev-lang/tcl-8:0= )
-xml? ( dev-libs/libxml2 dev-libs/libxslt )
+xml? ( dev-libs/libxml2:= dev-libs/libxslt )
 zlib? ( sys-libs/zlib )
 "
 
diff --git a/dev-db/postgresql/postgresql-15.12.ebuild b/dev-db/postgresql/postgresql-15.12-r1.ebuild
similarity index 99%
rename from dev-db/postgresql/postgresql-15.12.ebuild
rename to dev-db/postgresql/postgresql-15.12-r1.ebuild
index 58b2bdc986921..43453184dd911 100644
--- a/dev-db/postgresql/postgresql-15.12.ebuild
+++ b/dev-db/postgresql/postgresql-15.12-r1.ebuild
@@ -48,7 +48,7 @@ readline? ( sys-libs/readline:0= )
 server? ( systemd? ( sys-apps/systemd ) )
 ssl? ( >=dev-libs/openssl-0.9.6-r1:0= )
 tcl? ( >=dev-lang/tcl-8:0= )
-xml? ( dev-libs/libxml2 dev-libs/libxslt )
+xml? ( dev-libs/libxml2:= dev-libs/libxslt )
 zlib? ( sys-libs/zlib )
 zstd? ( app-arch/zstd )
 "
diff --git a/dev-db/postgresql/postgresql-16.8.ebuild b/dev-db/postgresql/postgresql-16.8-r1.ebuild
similarity index 99%
rename from dev-db/postgresql/postgresql-16.8.ebuild
rename to dev-db/postgresql/postgresql-16.8-r1.ebuild
index c66390dac89a9..3f69b8d77bc05 100644
--- a/dev-db/postgresql/postgresql-16.8.ebuild
+++ b/dev-db/postgresql/postgresql-16.8-r1.ebuild
@@ -49,7 +49,7 @@ readline? ( sys-libs/readline:0= )
 server? ( systemd? ( sys-apps/systemd ) )
 ssl? ( >=dev-libs/openssl-0.9.6-r1:0= )
 tcl? ( >=dev-lang/tcl-8:0= )
-xml? ( dev-libs/libxml2 dev-libs/libxslt )
+xml? ( dev-libs/libxml2:= dev-libs/libxslt )
 zlib? ( sys-libs/zlib )
 zstd? ( app-arch/zstd )
 "
diff --git a/dev-db/postgresql/postgresql-17.4.ebuild b/dev-db/postgresql/postgresql-17.4-r1.ebuild
similarity index 99%
rename from dev-db/postgresql/postgresql-17.4.ebuild
rename to dev-db/postgresql/postgresql-17.4-r1.ebuild
index 1fbe117d7d893..2d300003ea979 100644
--- a/dev-db/postgresql/postgresql-17.4.ebuild
+++ b/dev-db/postgresql/postgresql-17.4-r1.ebuild
@@ -49,7 +49,7 @@ readline? ( sys-libs/readline:0= )
 server? ( systemd? ( sys-apps/systemd ) )
 ssl? ( >=dev-libs/openssl-0.9.6-r1:0= )
 tcl? ( >=dev-lang/tcl-8:0= )
-xml? ( dev-libs/libxml2 dev-libs/libxslt )
+xml? ( dev-libs/libxml2:= dev-libs/libxslt )
 zlib? ( sys-libs/zlib )
 zstd? ( app-arch/zstd )
 "
diff --git a/dev-db/postgresql/postgresql-9999.ebuild b/dev-db/postgresql/postgresql-9999.ebuild
index af8c8133b5db8..6824511bb3929 100644
--- a/dev-db/postgresql/postgresql-9999.ebuild
+++ b/dev-db/postgresql/postgresql-9999.ebuild
@@ -61,7 +61,7 @@ systemd? ( sys-apps/systemd )
 tcl? ( >=dev-lang/tcl-8:0= )
 uring? ( sys-libs/liburing )
 xml? (
-	dev-libs/libxml2
+	dev-libs/libxml2:=
 	dev-libs/libxslt
 )
 zlib? ( sys-libs/zlib )