diff --git a/.github/workflows/win.yml b/.github/workflows/win.yml
index 40a949f153..433a9bf1e9 100644
--- a/.github/workflows/win.yml
+++ b/.github/workflows/win.yml
@@ -185,7 +185,7 @@ jobs:
       - name: MozJPEG.
         shell: cmd
         run: |
-          git clone -b v4.0.1-rc2 %GIT%/mozilla/mozjpeg.git
+          git clone -b v4.0.3 %GIT%/mozilla/mozjpeg.git
           cd mozjpeg
           cmake . ^
           -G "Visual Studio 16 2019" ^
diff --git a/Telegram/build/docker/centos_env/Dockerfile b/Telegram/build/docker/centos_env/Dockerfile
index 7b98fd9517..aa3ebbddf3 100644
--- a/Telegram/build/docker/centos_env/Dockerfile
+++ b/Telegram/build/docker/centos_env/Dockerfile
@@ -126,7 +126,7 @@ WORKDIR ..
 RUN rm -rf libproxy
 
 FROM builder AS mozjpeg
-RUN git clone -b v4.0.1-rc2 --depth=1 $GIT/mozilla/mozjpeg.git
+RUN git clone -b v4.0.3 --depth=1 $GIT/mozilla/mozjpeg.git
 
 WORKDIR mozjpeg
 RUN CFLAGS="$HFLAGS" cmake -B build . \
diff --git a/Telegram/build/prepare/prepare.py b/Telegram/build/prepare/prepare.py
index e213eebc7e..44d36d285e 100644
--- a/Telegram/build/prepare/prepare.py
+++ b/Telegram/build/prepare/prepare.py
@@ -444,7 +444,7 @@ mac:
 """)
 
 stage('mozjpeg', """
-    git clone -b v4.0.1-rc2 https://github.com/mozilla/mozjpeg.git
+    git clone -b v4.0.3 https://github.com/mozilla/mozjpeg.git
     cd mozjpeg
 win:
     cmake . ^
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index 772a1961a6..515ef5afb3 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -252,7 +252,7 @@ parts:
   mozjpeg:
     source: https://github.com/mozilla/mozjpeg.git
     source-depth: 1
-    source-tag: v4.0.1-rc2
+    source-tag: v4.0.3
     plugin: cmake
     cmake-parameters:
       - -DCMAKE_BUILD_TYPE=Release