diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index 39725e84..7d18f7a2 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -73,7 +73,7 @@ jobs:
           wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
           echo -e "deb http://apt.llvm.org/focal/ llvm-toolchain-focal-${{ matrix.llvm }} main\n" | sudo tee /etc/apt/sources.list.d/llvm.list
           sudo apt-get update
-          sudo apt-get install llvm-${{ matrix.llvm }}-dev libclang-${{ matrix.llvm }}-dev
+          sudo apt-get install llvm-${{ matrix.llvm }}-dev libclang-${{ matrix.llvm }}-dev libpolly-${{ matrix.llvm }}-dev
 
       - name: Install LLVM tools
         if: matrix.llvm == 'rustc'
diff --git a/src/bin/bpf-linker.rs b/src/bin/bpf-linker.rs
index e9339565..acfccb2e 100644
--- a/src/bin/bpf-linker.rs
+++ b/src/bin/bpf-linker.rs
@@ -182,7 +182,7 @@ fn main() {
         Ok(s) if !s.is_empty() => match s.parse::<LevelFilter>() {
             Ok(l) => Some(l),
             Err(e) => error(
-                &format!("invalid RUST_LOG value: {}", e),
+                &format!("invalid RUST_LOG value: {e}"),
                 clap::error::ErrorKind::InvalidValue,
             ),
         },
@@ -194,7 +194,7 @@ fn main() {
             Ok(f) => f,
             Err(e) => {
                 error(
-                    &format!("failed to open log file: {:?}", e),
+                    &format!("failed to open log file: {e:?}"),
                     clap::error::ErrorKind::Io,
                 );
             }
diff --git a/src/linker.rs b/src/linker.rs
index efaccb6f..d5d11071 100644
--- a/src/linker.rs
+++ b/src/linker.rs
@@ -12,7 +12,6 @@ use std::{
     io,
     io::Read,
     io::Seek,
-    io::SeekFrom,
     path::Path,
     path::PathBuf,
     ptr, str,
@@ -241,7 +240,7 @@ impl Linker {
             // or an invalid file
             file.read(&mut buf)
                 .map_err(|e| LinkerError::IoError(path.clone(), e))?;
-            file.seek(SeekFrom::Start(0))
+            file.rewind()
                 .map_err(|e| LinkerError::IoError(path.clone(), e))?;
             let in_type = detect_input_type(&buf)
                 .ok_or_else(|| LinkerError::InvalidInputType(path.clone()))?;
diff --git a/src/llvm/message.rs b/src/llvm/message.rs
index 662dea66..21971aa8 100644
--- a/src/llvm/message.rs
+++ b/src/llvm/message.rs
@@ -42,7 +42,7 @@ impl fmt::Display for Message {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         if !self.is_empty() {
             let contents = unsafe { CStr::from_ptr(self.ptr).to_str().unwrap() };
-            write!(f, "{}", contents)
+            write!(f, "{contents}")
         } else {
             write!(f, "(empty)")
         }