diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 02643b1..5ea9290 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -22,7 +22,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: default
-          toolchain: 1.86.0
+          toolchain: 1.88.0
           override: true
 
       - name: Install packages (Linux)
@@ -70,7 +70,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.86.0
+          toolchain: 1.88.0
           target: wasm32-unknown-unknown
           override: true
           components: clippy
@@ -95,7 +95,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: EmbarkStudios/cargo-deny-action@v2
         with:
-          rust-version: "1.86.0"
+          rust-version: "1.88.0"
           log-level: warn
           command: check
 
@@ -109,7 +109,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.86.0
+          toolchain: 1.88.0
           target: wasm32-unknown-unknown
           override: true
       - name: Download and install Trunk binary
@@ -131,7 +131,7 @@ jobs:
           lfs: true
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: 1.86.0
+          toolchain: 1.88.0
 
       - name: Set up cargo cache
         uses: Swatinem/rust-cache@v2
diff --git a/Cargo.toml b/Cargo.toml
index 4c25000..8bfbefb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ members = ["egui_plot", "demo", "examples/*"]
 [workspace.package]
 edition = "2024"
 license = "MIT OR Apache-2.0"
-rust-version = "1.86"
+rust-version = "1.88"
 version = "0.33.0"
 
 
diff --git a/clippy.toml b/clippy.toml
index bfe7d89..f71ee7d 100644
--- a/clippy.toml
+++ b/clippy.toml
@@ -5,7 +5,7 @@
 # -----------------------------------------------------------------------------
 # Section identical to scripts/clippy_wasm/clippy.toml:
 
-msrv = "1.86"
+msrv = "1.88"
 
 allow-unwrap-in-tests = true
 
diff --git a/rust-toolchain b/rust-toolchain
index 9327d06..9d6f61e 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -5,6 +5,6 @@
 # to the user in the error, instead of "error: invalid channel name '[toolchain]'".
 
 [toolchain]
-channel = "1.86"  # Avoid specifying a patch version here; see https://github.com/emilk/eframe_template/issues/145
+channel = "1.88"  # Avoid specifying a patch version here; see https://github.com/emilk/eframe_template/issues/145
 components = ["rustfmt", "clippy"]
 targets = ["wasm32-unknown-unknown"]
diff --git a/scripts/check.sh b/scripts/check.sh
index f789583..a873ecf 100755
--- a/scripts/check.sh
+++ b/scripts/check.sh
@@ -9,7 +9,7 @@ set -x
 # Checks all tests, lints etc.
 # Basically does what the CI does.
 
-cargo +1.86 install --quiet typos-cli
+cargo +1.88 install --quiet typos-cli
 
 export RUSTFLAGS="-D warnings"
 export RUSTDOCFLAGS="-D warnings" # https://github.com/emilk/egui/pull/1454
diff --git a/scripts/clippy_wasm/clippy.toml b/scripts/clippy_wasm/clippy.toml
index 8fca229..c80aa31 100644
--- a/scripts/clippy_wasm/clippy.toml
+++ b/scripts/clippy_wasm/clippy.toml
@@ -8,7 +8,7 @@
 # -----------------------------------------------------------------------------
 # Section identical to the main clippy.toml:
 
-msrv = "1.86"
+msrv = "1.88"
 
 allow-unwrap-in-tests = true