diff --git a/IsoLib/t35_tool/injection/DedicatedIt35Strategy.cpp b/IsoLib/t35_tool/injection/DedicatedIt35Strategy.cpp
index a8ba886..1251c02 100644
--- a/IsoLib/t35_tool/injection/DedicatedIt35Strategy.cpp
+++ b/IsoLib/t35_tool/injection/DedicatedIt35Strategy.cpp
@@ -143,7 +143,8 @@ static MP4Err buildMetadataDurationsAndSizes(const MetadataMap &items,
   {
     u32 startFrame = item.frame_start;
     u32 endFrame   = startFrame + item.frame_duration;
-    u32 totalDur   = std::accumulate(videoDurations.begin() + startFrame, videoDurations.begin() + endFrame, 0u);
+    u32 totalDur =
+      std::accumulate(videoDurations.begin() + startFrame, videoDurations.begin() + endFrame, 0u);
 
     metadataDurations.push_back(totalDur);
     metadataSizes.push_back(static_cast<u32>(item.payload.size()));
diff --git a/IsoLib/t35_tool/injection/MebxMe4cStrategy.cpp b/IsoLib/t35_tool/injection/MebxMe4cStrategy.cpp
index 9922ea2..1835732 100644
--- a/IsoLib/t35_tool/injection/MebxMe4cStrategy.cpp
+++ b/IsoLib/t35_tool/injection/MebxMe4cStrategy.cpp
@@ -144,7 +144,8 @@ static MP4Err buildMetadataDurationsAndSizes(const MetadataMap &items,
   {
     u32 startFrame = item.frame_start;
     u32 endFrame   = startFrame + item.frame_duration;
-    u32 totalDur = std::accumulate(videoDurations.begin() + startFrame, videoDurations.begin() + endFrame, 0u);
+    u32 totalDur =
+      std::accumulate(videoDurations.begin() + startFrame, videoDurations.begin() + endFrame, 0u);
 
     metadataDurations.push_back(totalDur);
     metadataSizes.push_back(static_cast<u32>(item.payload.size()));
diff --git a/README.md b/README.md
index 3ae6dc8..d1da513 100644
--- a/README.md
+++ b/README.md
@@ -128,7 +128,8 @@ We use clang-format to enforce consistent coding style in the libisomediafile li
 To format all `.c` and `.h` files under IsoLib/libisomediafile, run:
 
 ```sh
-find IsoLib/libisomediafile -name "*.h" -o -name "*.cpp" -o -name "*.c" | xargs clang-format -style=file -i
+find IsoLib/libisomediafile -name "*.h" -o -name "*.cpp" -o -name "*.c" | xargs clang-format-18 -style=file -i
+find IsoLib/t35_tool -name "*.h" -o -name "*.cpp" -o -name "*.c" | xargs clang-format-18 -style=file -i
 ```
 
 > 💡 Make sure clang-format is installed and available in your `PATH`.