diff --git a/zbus/Cargo.toml b/zbus/Cargo.toml
index 2b0eb38b7..d6148f95a 100644
--- a/zbus/Cargo.toml
+++ b/zbus/Cargo.toml
@@ -3,7 +3,7 @@ name = "zbus"
 version = "5.0.1"
 authors = ["Zeeshan Ali Khan <zeeshanak@gnome.org>"]
 edition = "2021"
-rust-version = "1.81"
+rust-version = "1.80"
 
 description = "API for D-Bus communication"
 repository = "https://github.com/dbus2/zbus/"
diff --git a/zbus_macros/Cargo.toml b/zbus_macros/Cargo.toml
index 7461b5de2..1e5344f84 100644
--- a/zbus_macros/Cargo.toml
+++ b/zbus_macros/Cargo.toml
@@ -7,7 +7,7 @@ authors = [
     "Zeeshan Ali Khan <zeeshanak@gnome.org>",
 ]
 edition = "2021"
-rust-version = "1.81"
+rust-version = "1.80"
 
 description = "proc-macros for zbus"
 repository = "https://github.com/dbus2/zbus/"
diff --git a/zbus_names/Cargo.toml b/zbus_names/Cargo.toml
index d225838e1..92dffc693 100644
--- a/zbus_names/Cargo.toml
+++ b/zbus_names/Cargo.toml
@@ -3,7 +3,7 @@ name = "zbus_names"
 version = "4.0.0"
 authors = ["Zeeshan Ali Khan <zeeshanak@gnome.org>"]
 edition = "2021"
-rust-version = "1.81"
+rust-version = "1.80"
 
 description = "A collection of D-Bus bus names types"
 repository = "https://github.com/dbus2/zbus/"
diff --git a/zbus_xml/Cargo.toml b/zbus_xml/Cargo.toml
index 62b7e75ef..cccee8780 100644
--- a/zbus_xml/Cargo.toml
+++ b/zbus_xml/Cargo.toml
@@ -3,7 +3,7 @@ name = "zbus_xml"
 version = "5.0.0"
 authors = ["Zeeshan Ali Khan <zeeshanak@gnome.org>"]
 edition = "2021"
-rust-version = "1.81"
+rust-version = "1.80"
 
 description = "API to handle D-Bus introspection XML"
 repository = "https://github.com/dbus2/zbus/"
diff --git a/zbus_xmlgen/Cargo.toml b/zbus_xmlgen/Cargo.toml
index be1754719..9ccbc44f9 100644
--- a/zbus_xmlgen/Cargo.toml
+++ b/zbus_xmlgen/Cargo.toml
@@ -10,7 +10,7 @@ authors = [
     "Zeeshan Ali Khan <zeeshanak@gnome.org>",
 ]
 edition = "2021"
-rust-version = "1.81"
+rust-version = "1.80"
 
 description = "D-Bus XML interface code generator"
 repository = "https://github.com/dbus2/zbus/"
diff --git a/zvariant/Cargo.toml b/zvariant/Cargo.toml
index 8a782508c..07ce53222 100644
--- a/zvariant/Cargo.toml
+++ b/zvariant/Cargo.toml
@@ -3,7 +3,7 @@ name = "zvariant"
 version = "5.0.1"
 authors = ["Zeeshan Ali Khan <zeeshanak@gnome.org>"]
 edition = "2021"
-rust-version = "1.81"
+rust-version = "1.80"
 
 description = "D-Bus & GVariant encoding & decoding"
 repository = "https://github.com/dbus2/zbus/"
diff --git a/zvariant_derive/Cargo.toml b/zvariant_derive/Cargo.toml
index ce82617f7..7a955a4ff 100644
--- a/zvariant_derive/Cargo.toml
+++ b/zvariant_derive/Cargo.toml
@@ -4,7 +4,7 @@ name = "zvariant_derive"
 version = "5.0.1"
 authors = ["Zeeshan Ali Khan <zeeshanak@gnome.org>"]
 edition = "2021"
-rust-version = "1.81"
+rust-version = "1.80"
 
 description = "D-Bus & GVariant encoding & decoding"
 repository = "https://github.com/dbus2/zbus/"
diff --git a/zvariant_utils/Cargo.toml b/zvariant_utils/Cargo.toml
index 284241bfc..d513ad571 100644
--- a/zvariant_utils/Cargo.toml
+++ b/zvariant_utils/Cargo.toml
@@ -6,7 +6,7 @@ authors = [
     "turbocooler <turbocooler@cocaine.ninja>",
 ]
 edition = "2021"
-rust-version = "1.81"
+rust-version = "1.80"
 
 description = "Various utilities used internally by the zvariant crate."
 repository = "https://github.com/dbus2/zbus/"