diff --git a/librocksdb-sys/Cargo.toml b/librocksdb-sys/Cargo.toml
index 5fd7145..4c86c79 100644
--- a/librocksdb-sys/Cargo.toml
+++ b/librocksdb-sys/Cargo.toml
@@ -27,9 +27,9 @@ libc = "0.2"
 
 [dev-dependencies]
 const-cstr = "0.3"
-uuid = { version = "0.7", features = ["v4"] }
+uuid = { version = "0.8", features = ["v4"] }
 
 [build-dependencies]
 cc = { version = "^1.0", features = ["parallel"] }
-bindgen = "0.49"
+bindgen = "0.53"
 glob = "0.3"
diff --git a/librocksdb-sys/build.rs b/librocksdb-sys/build.rs
index a2a42c0..d0beb1b 100644
--- a/librocksdb-sys/build.rs
+++ b/librocksdb-sys/build.rs
@@ -32,6 +32,7 @@ fn bindgen_rocksdb() {
         .derive_debug(false)
         .blacklist_type("max_align_t") // https://github.com/rust-lang-nursery/rust-bindgen/issues/550
         .ctypes_prefix("libc")
+        .size_t_is_usize(true)
         .generate()
         .expect("unable to generate rocksdb bindings");