diff --git a/rustfmt.toml b/rustfmt.toml
new file mode 100644
index 0000000..c3c8c37
--- /dev/null
+++ b/rustfmt.toml
@@ -0,0 +1 @@
+imports_granularity = "Crate"
diff --git a/src/avutil/frame.rs b/src/avutil/frame.rs
index bf1f00e..e6313c5 100644
--- a/src/avutil/frame.rs
+++ b/src/avutil/frame.rs
@@ -242,8 +242,7 @@ impl<'frame> AVFrameSideDataRef<'frame> {
 #[cfg(test)]
 mod test {
     use super::*;
-    use crate::avcodec::AVCodec;
-    use crate::avutil::AVChannelLayout;
+    use crate::{avcodec::AVCodec, avutil::AVChannelLayout};
 
     #[test]
     fn test_get_buffer() {
diff --git a/src/avutil/opt.rs b/src/avutil/opt.rs
index 07b565e..9d66a4f 100644
--- a/src/avutil/opt.rs
+++ b/src/avutil/opt.rs
@@ -1,9 +1,9 @@
-use crate::error::Result;
-use crate::ffi;
-use crate::ffi::AVPixelFormat;
-use crate::ffi::AVRational;
-use crate::ffi::AVSampleFormat;
-use crate::shared::RetUpgrade;
+use crate::{
+    error::Result,
+    ffi,
+    ffi::{AVPixelFormat, AVRational, AVSampleFormat},
+    shared::RetUpgrade,
+};
 use std::ffi::{c_double, c_int, c_void, CStr};
 
 /// - `name`: the name of the field to set
diff --git a/src/avutil/pixdesc.rs b/src/avutil/pixdesc.rs
index 73dbc3e..12d9791 100644
--- a/src/avutil/pixdesc.rs
+++ b/src/avutil/pixdesc.rs
@@ -1,9 +1,6 @@
-use crate::ffi;
-use crate::shared::PointerUpgrade;
+use crate::{ffi, shared::PointerUpgrade};
 
-use std::ffi::CStr;
-use std::ops::Deref;
-use std::ptr::NonNull;
+use std::{ffi::CStr, ops::Deref, ptr::NonNull};
 
 pub use ffi::AVComponentDescriptor;
 
diff --git a/src/avutil/timestamp.rs b/src/avutil/timestamp.rs
index d1ec3f7..af79394 100644
--- a/src/avutil/timestamp.rs
+++ b/src/avutil/timestamp.rs
@@ -1,6 +1,4 @@
-use crate::ffi::av_q2d;
-use crate::ffi::AVRational;
-use crate::ffi::AV_NOPTS_VALUE;
+use crate::ffi::{av_q2d, AVRational, AV_NOPTS_VALUE};
 use std::ffi::c_double;
 
 /// Get a string containing a timestamp representation.
diff --git a/tests/decode_audio.rs b/tests/decode_audio.rs
index 78b5a3f..9eddb41 100644
--- a/tests/decode_audio.rs
+++ b/tests/decode_audio.rs
@@ -11,11 +11,13 @@ use rsmpeg::{
     ffi,
 };
 use rusty_ffmpeg::ffi::AV_INPUT_BUFFER_PADDING_SIZE;
-use std::fs::{self, File};
-use std::io::Write;
-use std::path::Path;
-use std::slice::from_raw_parts;
-use std::{ffi::CString, io::Read};
+use std::{
+    ffi::CString,
+    fs::{self, File},
+    io::{Read, Write},
+    path::Path,
+    slice::from_raw_parts,
+};
 
 fn get_format_from_sample_fmt(sample_fmt: AVSampleFormat) -> Option<&'static str> {
     let sample_fmt_entries = [
diff --git a/tests/remux.rs b/tests/remux.rs
index 4072fc8..8bd3b23 100644
--- a/tests/remux.rs
+++ b/tests/remux.rs
@@ -1,10 +1,12 @@
 //! RIIR: https://github.com/FFmpeg/FFmpeg/blob/master/doc/examples/remux.c
 use anyhow::{Context, Result};
 use cstr::cstr;
-use rsmpeg::avcodec::AVPacket;
-use rsmpeg::avformat::{AVFormatContextInput, AVFormatContextOutput};
-use rsmpeg::avutil::{ts2str, ts2timestr};
-use rsmpeg::ffi::AVRational;
+use rsmpeg::{
+    avcodec::AVPacket,
+    avformat::{AVFormatContextInput, AVFormatContextOutput},
+    avutil::{ts2str, ts2timestr},
+    ffi::AVRational,
+};
 use std::ffi::CStr;
 
 fn log_packet(time_base: AVRational, pkt: &AVPacket, tag: &str) {