diff --git a/Cargo.lock b/Cargo.lock
index e359364d..682fd451 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -78,7 +78,7 @@ checksum = "d7c9c3928781e8a017ece15eace05230f04b647457d170d2d9641c94a444ff80"
 dependencies = [
  "glib-sys",
  "libc",
- "system-deps",
+ "system-deps 3.2.0",
 ]
 
 [[package]]
@@ -102,6 +102,15 @@ dependencies = [
  "smallvec",
 ]
 
+[[package]]
+name = "cfg-expr"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "edae0b9625d1fce32f7d64b71784d9b1bf8469ec1a9c417e44aaf16a9cbd7571"
+dependencies = [
+ "smallvec",
+]
+
 [[package]]
 name = "cfg-if"
 version = "0.1.10"
@@ -324,14 +333,14 @@ dependencies = [
  "glib-sys",
  "gobject-sys",
  "libc",
- "system-deps",
+ "system-deps 3.2.0",
 ]
 
 [[package]]
 name = "gdk4"
-version = "0.2.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ce41092cc569129a0afa34926e6dd1cf8411e25652d87febdea36859f7ff7ba"
+checksum = "f97a162c17214d1bf981af3f683156a0b1667dd1927057c4f0a68513251ecf0f"
 dependencies = [
  "bitflags",
  "cairo-rs",
@@ -345,9 +354,9 @@ dependencies = [
 
 [[package]]
 name = "gdk4-sys"
-version = "0.2.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce39c71861b5bcde319fd4711a74e1bd6f4f474911170d51096597fef0b56011"
+checksum = "9498f4e06969fb96a4e4234dfe1d308a3ac6b120b3c6d93e3ec5c77fe88bc6d5"
 dependencies = [
  "cairo-sys-rs",
  "gdk-pixbuf-sys",
@@ -357,14 +366,14 @@ dependencies = [
  "graphene-sys",
  "libc",
  "pango-sys",
- "system-deps",
+ "system-deps 5.0.0",
 ]
 
 [[package]]
 name = "gdk4-x11"
-version = "0.2.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4aa1a05310ef35c8af297b2aa5993590e7d3318da514f6eda6400ed55d9b90fa"
+checksum = "fb34d456170b6293d8d195090e3fd2fa0cb6f44d46b27bb7b729ada679cfa742"
 dependencies = [
  "gdk4",
  "gdk4-x11-sys",
@@ -376,14 +385,14 @@ dependencies = [
 
 [[package]]
 name = "gdk4-x11-sys"
-version = "0.2.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86138f1689dd5d0b0b279dbfb006e5794cf794e86ab9efb17a88d76a9ce8c3f1"
+checksum = "6b3e38c047b930780e687774a050f65e10cc1186494b36ef0e8ec09271a19fa4"
 dependencies = [
  "gdk4-sys",
  "glib-sys",
  "libc",
- "system-deps",
+ "system-deps 5.0.0",
  "x11",
 ]
 
@@ -413,7 +422,7 @@ dependencies = [
  "glib-sys",
  "gobject-sys",
  "libc",
- "system-deps",
+ "system-deps 3.2.0",
  "winapi",
 ]
 
@@ -458,7 +467,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1c1d60554a212445e2a858e42a0e48cece1bd57b311a19a9468f70376cf554ae"
 dependencies = [
  "libc",
- "system-deps",
+ "system-deps 3.2.0",
 ]
 
 [[package]]
@@ -469,7 +478,7 @@ checksum = "aa92cae29759dae34ab5921d73fff5ad54b3d794ab842c117e36cafc7994c3f5"
 dependencies = [
  "glib-sys",
  "libc",
- "system-deps",
+ "system-deps 3.2.0",
 ]
 
 [[package]]
@@ -492,14 +501,14 @@ dependencies = [
  "glib-sys",
  "libc",
  "pkg-config",
- "system-deps",
+ "system-deps 3.2.0",
 ]
 
 [[package]]
 name = "gsk4"
-version = "0.2.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "64932b730eaad3340378a03d633616eeed6d6705b59b81c9f579c88be8932475"
+checksum = "eff59ca46c4fc5087fd7a0c3770a71ea4b6e94f8c24c12e2c2e8538f9f6fd764"
 dependencies = [
  "bitflags",
  "cairo-rs",
@@ -513,9 +522,9 @@ dependencies = [
 
 [[package]]
 name = "gsk4-sys"
-version = "0.2.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "685ffc776bedd91d68f47b41239525778b669432889721d7050d045270549b9a"
+checksum = "13aa53ce70234da02f9954339d988d5ab853d746a8f47a4ae17735ff873545b5"
 dependencies = [
  "cairo-sys-rs",
  "gdk4-sys",
@@ -524,14 +533,14 @@ dependencies = [
  "graphene-sys",
  "libc",
  "pango-sys",
- "system-deps",
+ "system-deps 5.0.0",
 ]
 
 [[package]]
 name = "gtk4"
-version = "0.2.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c49e0311dac847a8ebc05e31f5c44c596314ee3b16c5f638ccfe24086d24bf1b"
+checksum = "58a04f421d1485ba4739e723199f5828bca05ab4e622ed39a96a342b6b1a6a3d"
 dependencies = [
  "bitflags",
  "cairo-rs",
@@ -552,9 +561,9 @@ dependencies = [
 
 [[package]]
 name = "gtk4-macros"
-version = "0.2.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbe4b77996bcf1ef20208c00043edda854ca2091b4be5e6a7c367f0f3846fa67"
+checksum = "5068d4354af02454f44687adc613100aa98ae11e273cdcac84f89dc08be2b4a1"
 dependencies = [
  "anyhow",
  "heck",
@@ -568,9 +577,9 @@ dependencies = [
 
 [[package]]
 name = "gtk4-sys"
-version = "0.2.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3737e91619cf4257d8a07834f7a2c035d4daeaf9ad8e3958e56b2c411dbdca18"
+checksum = "e20a64c8f0ddcff8902ff04c130747f2fb7834a43530f75d03d6c71335733b49"
 dependencies = [
  "cairo-sys-rs",
  "gdk-pixbuf-sys",
@@ -582,7 +591,7 @@ dependencies = [
  "gsk4-sys",
  "libc",
  "pango-sys",
- "system-deps",
+ "system-deps 5.0.0",
 ]
 
 [[package]]
@@ -712,7 +721,7 @@ dependencies = [
  "glib-sys",
  "gobject-sys",
  "libc",
- "system-deps",
+ "system-deps 3.2.0",
 ]
 
 [[package]]
@@ -977,7 +986,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "480c269f870722b3b08d2f13053ce0c2ab722839f472863c3e2d61ff3a1c2fa6"
 dependencies = [
  "anyhow",
- "cfg-expr",
+ "cfg-expr 0.8.1",
  "heck",
  "itertools",
  "pkg-config",
@@ -988,6 +997,19 @@ dependencies = [
  "version-compare",
 ]
 
+[[package]]
+name = "system-deps"
+version = "5.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "18db855554db7bd0e73e06cf7ba3df39f97812cb11d3f75e71c39bf45171797e"
+dependencies = [
+ "cfg-expr 0.9.0",
+ "heck",
+ "pkg-config",
+ "toml",
+ "version-compare",
+]
+
 [[package]]
 name = "thiserror"
 version = "1.0.26"
diff --git a/Cargo.toml b/Cargo.toml
index a2658dee..2976d031 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,8 +8,8 @@ license = "LGPL-3.0-or-later"
 cascade = "1"
 chrono = "0.4"
 byte_string = "1"
-gdk4-x11 = "0.2"
-gtk4 = "0.2"
+gdk4-x11 = "0.3"
+gtk4 = "0.3"
 once_cell = "1"
 toml = "0.5"
 x11 = { version = "2", features = ["xlib"] }
diff --git a/rust-toolchain b/rust-toolchain
index ba0a7191..43c989b5 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1 +1 @@
-1.51.0
+1.56.1