diff --git a/.github/workflows/gen_fedora37.yml b/.github/workflows/gen_fedora40.yml
similarity index 95%
rename from .github/workflows/gen_fedora37.yml
rename to .github/workflows/gen_fedora40.yml
index d2e02d783..e5ac8e223 100644
--- a/.github/workflows/gen_fedora37.yml
+++ b/.github/workflows/gen_fedora40.yml
@@ -1,4 +1,4 @@
-name: fedora37
+name: fedora40
 
 on:
   pull_request:
@@ -8,7 +8,7 @@ on:
       - "**/*.rs"
       - "**/Cargo.lock"
       - "**/Cargo.toml"
-      - ".github/workflows/gen_fedora37.yml"
+      - ".github/workflows/gen_fedora40.yml"
       - "assets/fonts/**/*"
       - "assets/icon/*"
       - "assets/open-wezterm-here"
@@ -25,7 +25,7 @@ on:
 jobs:
   build:
     runs-on: "ubuntu-latest"
-    container: "fedora:37"
+    container: "fedora:40"
     env:
       CARGO_INCREMENTAL: "0"
       SCCACHE_GHA_ENABLED: "true"
@@ -89,7 +89,7 @@ jobs:
         uses: baptiste0928/cargo-install@v3
         with:
           crate: "cargo-nextest"
-          cache-key: "fedora37"
+          cache-key: "fedora40"
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
@@ -102,5 +102,5 @@ jobs:
       - name: "Upload artifact"
         uses: actions/upload-artifact@v3
         with:
-          name: "fedora37"
+          name: "fedora40"
           path: "wezterm-*.rpm"
diff --git a/.github/workflows/gen_fedora37_continuous.yml b/.github/workflows/gen_fedora40_continuous.yml
similarity index 93%
rename from .github/workflows/gen_fedora37_continuous.yml
rename to .github/workflows/gen_fedora40_continuous.yml
index 25a1a06dd..9d2e06a31 100644
--- a/.github/workflows/gen_fedora37_continuous.yml
+++ b/.github/workflows/gen_fedora40_continuous.yml
@@ -1,4 +1,4 @@
-name: fedora37_continuous
+name: fedora40_continuous
 
 on:
   schedule:
@@ -10,7 +10,7 @@ on:
       - "**/*.rs"
       - "**/Cargo.lock"
       - "**/Cargo.toml"
-      - ".github/workflows/gen_fedora37_continuous.yml"
+      - ".github/workflows/gen_fedora40_continuous.yml"
       - "assets/fonts/**/*"
       - "assets/icon/*"
       - "assets/open-wezterm-here"
@@ -27,7 +27,7 @@ on:
 jobs:
   build:
     runs-on: "ubuntu-latest"
-    container: "fedora:37"
+    container: "fedora:40"
     env:
       BUILD_REASON: "Schedule"
       CARGO_INCREMENTAL: "0"
@@ -92,7 +92,7 @@ jobs:
         uses: baptiste0928/cargo-install@v3
         with:
           crate: "cargo-nextest"
-          cache-key: "fedora37"
+          cache-key: "fedora40"
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
@@ -101,11 +101,11 @@ jobs:
         run: "bash ci/deploy.sh"
       - name: "Move RPM"
         shell: bash
-        run: "mv ~/rpmbuild/RPMS/*/*.rpm wezterm-nightly-fedora37.rpm"
+        run: "mv ~/rpmbuild/RPMS/*/*.rpm wezterm-nightly-fedora40.rpm"
       - name: "Upload artifact"
         uses: actions/upload-artifact@v3
         with:
-          name: "fedora37"
+          name: "fedora40"
           path: "wezterm-*.rpm"
           retention-days: 5
 
@@ -122,7 +122,7 @@ jobs:
       - name: "Download artifact"
         uses: actions/download-artifact@v3
         with:
-          name: "fedora37"
+          name: "fedora40"
       - name: "Checksum"
         shell: bash
         run: "for f in wezterm-*.rpm ; do sha256sum $f > $f.sha256 ; done"
diff --git a/.github/workflows/gen_fedora37_tag.yml b/.github/workflows/gen_fedora40_tag.yml
similarity index 96%
rename from .github/workflows/gen_fedora37_tag.yml
rename to .github/workflows/gen_fedora40_tag.yml
index dad381e4a..e1d7d5eae 100644
--- a/.github/workflows/gen_fedora37_tag.yml
+++ b/.github/workflows/gen_fedora40_tag.yml
@@ -1,4 +1,4 @@
-name: fedora37_tag
+name: fedora40_tag
 
 on:
   push:
@@ -8,7 +8,7 @@ on:
 jobs:
   build:
     runs-on: "ubuntu-latest"
-    container: "fedora:37"
+    container: "fedora:40"
     env:
       CARGO_INCREMENTAL: "0"
       SCCACHE_GHA_ENABLED: "true"
@@ -72,7 +72,7 @@ jobs:
         uses: baptiste0928/cargo-install@v3
         with:
           crate: "cargo-nextest"
-          cache-key: "fedora37"
+          cache-key: "fedora40"
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
@@ -85,7 +85,7 @@ jobs:
       - name: "Upload artifact"
         uses: actions/upload-artifact@v3
         with:
-          name: "fedora37"
+          name: "fedora40"
           path: "wezterm-*.rpm"
 
   upload:
@@ -101,7 +101,7 @@ jobs:
       - name: "Download artifact"
         uses: actions/download-artifact@v3
         with:
-          name: "fedora37"
+          name: "fedora40"
       - name: "Checksum"
         shell: bash
         run: "for f in wezterm-*.rpm ; do sha256sum $f > $f.sha256 ; done"
diff --git a/ci/generate-workflows.py b/ci/generate-workflows.py
index 8f6f37fd7..ffb1a65fb 100755
--- a/ci/generate-workflows.py
+++ b/ci/generate-workflows.py
@@ -1005,9 +1005,9 @@ TARGETS = [
     Target(name="centos9", container="quay.io/centos/centos:stream9"),
     Target(name="macos", os="macos-11"),
     # https://fedoraproject.org/wiki/End_of_life?rd=LifeCycle/EOL
-    Target(container="fedora:37"),
     Target(container="fedora:38"),
     Target(container="fedora:39"),
+    Target(container="fedora:40"),
     # Target(container="alpine:3.15"),
     Target(name="windows", os="windows-latest", rust_target="x86_64-pc-windows-msvc"),
 ]