diff --git a/src/dwarfs.cpp b/src/dwarfs.cpp
index e019966c..ac614ce2 100644
--- a/src/dwarfs.cpp
+++ b/src/dwarfs.cpp
@@ -459,7 +459,7 @@ void usage(const char* progname) {
 
 int option_hdl(void* data, const char* arg, int key,
                struct fuse_args* /*outargs*/) {
-  options* opts = reinterpret_cast<options*>(data);
+  auto* opts = reinterpret_cast<options*>(data);
 
   switch (key) {
   case FUSE_OPT_KEY_NONOPT:
diff --git a/src/dwarfs/block_compressor.cpp b/src/dwarfs/block_compressor.cpp
index 3a3a3efd..4e033bc9 100644
--- a/src/dwarfs/block_compressor.cpp
+++ b/src/dwarfs/block_compressor.cpp
@@ -372,8 +372,7 @@ class lz4_block_compressor final : public block_compressor::impl {
   compress(const std::vector<uint8_t>& data) const override {
     std::vector<uint8_t> compressed(
         sizeof(uint32_t) + LZ4_compressBound(folly::to<int>(data.size())));
-    uint32_t* psize = reinterpret_cast<uint32_t*>(&compressed[0]);
-    *psize = data.size();
+    *reinterpret_cast<uint32_t*>(&compressed[0]) = data.size();
     auto csize =
         Policy::compress(&data[0], &compressed[sizeof(uint32_t)], data.size(),
                          compressed.size() - sizeof(uint32_t), level_);