diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a5a38ead..94e38bde 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        rust: ["stable", "nightly", "1.88"] # MSRV
+        rust: ["stable", "nightly", "1.91"] # MSRV
         flags: ["", "--all-features"]
     steps:
       - uses: actions/checkout@v5
@@ -32,10 +32,10 @@ jobs:
           cache-on-failure: true
       # Only run tests on latest stable and above
       - name: build
-        if: ${{ matrix.rust == '1.88' }} # MSRV
+        if: ${{ matrix.rust == '1.91' }} # MSRV
         run: cargo build --workspace ${{ matrix.flags }}
       - name: test
-        if: ${{ matrix.rust != '1.88' }} # MSRV
+        if: ${{ matrix.rust != '1.91' }} # MSRV
         run: cargo test --workspace ${{ matrix.flags }}
 
   feature-checks:
diff --git a/Cargo.toml b/Cargo.toml
index 4fbe695d..ca38b7b5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "revm-inspectors"
 description = "Revm inspector implementations"
 version = "0.34.2"
 edition = "2021"
-rust-version = "1.86.0"
+rust-version = "1.91"
 license = "MIT OR Apache-2.0"
 homepage = "https://github.com/paradigmxyz/revm-inspectors"
 repository = "https://github.com/paradigmxyz/revm-inspectors"