diff --git a/.github/workflows/smoke.yml b/.github/workflows/smoke.yml
index e8aac3330..e83adf62d 100644
--- a/.github/workflows/smoke.yml
+++ b/.github/workflows/smoke.yml
@@ -34,9 +34,9 @@ jobs:
       fail-fast: false
       matrix:
         config:
-          - {os: ubuntu-24.04, python: "3.12", ffmpeg: "7.1", extras: true}
-          - {os: ubuntu-24.04, python: "pypy3.10", ffmpeg: "7.1"}
-          - {os: macos-14, python: "3.9", ffmpeg: "7.1"}
+          - {os: ubuntu-24.04, python: "3.12", ffmpeg: "7.1.1", extras: true}
+          - {os: ubuntu-24.04, python: "pypy3.10", ffmpeg: "7.1.1"}
+          - {os: macos-14, python: "3.9", ffmpeg: "7.1.1"}
 
     env:
       PYAV_PYTHON: python${{ matrix.config.python }}
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 828230ac8..663cf4839 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -17,6 +17,13 @@ We are operating with `semantic versioning <https://semver.org>`_.
     are merged into the "default" branch.
 
 
+v14.2.1
+-------
+
+Fixes:
+
+- Uses ffmpeg 7.1.1, fixes deadlocks.
+
 v14.2.0
 -------
 
diff --git a/scripts/activate.sh b/scripts/activate.sh
index 9dd41ba2b..ab22d79d9 100755
--- a/scripts/activate.sh
+++ b/scripts/activate.sh
@@ -21,7 +21,7 @@ if [[ ! "$PYAV_LIBRARY" ]]; then
             return 1
         fi
     else
-        PYAV_LIBRARY=ffmpeg-7.1
+        PYAV_LIBRARY=ffmpeg-7.1.1
         echo "No \$PYAV_LIBRARY set; defaulting to $PYAV_LIBRARY"
     fi
 fi
diff --git a/scripts/ffmpeg-7.1.json b/scripts/ffmpeg-7.1.json
index ee386661d..2af06b2cb 100644
--- a/scripts/ffmpeg-7.1.json
+++ b/scripts/ffmpeg-7.1.json
@@ -1,3 +1,3 @@
 {
-    "url": "https://github.com/PyAV-Org/pyav-ffmpeg/releases/download/7.1-4/ffmpeg-{platform}.tar.gz"
+    "url": "https://github.com/PyAV-Org/pyav-ffmpeg/releases/download/7.1.1-1/ffmpeg-{platform}.tar.gz"
 }