diff --git a/Cargo.lock b/Cargo.lock
index 6590ef9..72a085f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -110,27 +110,6 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c4872d67bab6358e59559027aa3b9157c53d9358c51423c17554809a8858e0f8"
 
-[[package]]
-name = "bzip2"
-version = "0.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6afcd980b5f3a45017c57e57a2fcccbb351cc43a356ce117ef760ef8052b89b0"
-dependencies = [
- "bzip2-sys",
- "libc",
-]
-
-[[package]]
-name = "bzip2-sys"
-version = "0.1.11+1.0.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "736a955f3fa7875102d57c82b8cac37ec45224a07fd32d58f9f7a186b6cd4cdc"
-dependencies = [
- "cc",
- "libc",
- "pkg-config",
-]
-
 [[package]]
 name = "cc"
 version = "1.0.70"
@@ -329,9 +308,9 @@ dependencies = [
 
 [[package]]
 name = "flate2"
-version = "1.0.21"
+version = "1.0.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "80edafed416a46fb378521624fab1cfa2eb514784fd8921adbe8a8d8321da811"
+checksum = "1e6988e897c1c9c485f43b47a529cef42fde0547f9d8d41a7062518f1d8fc53f"
 dependencies = [
  "cfg-if",
  "crc32fast",
@@ -848,12 +827,6 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
-[[package]]
-name = "pkg-config"
-version = "0.3.20"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7c9b1041b4387893b91ee6746cddfc28516aff326a3519fb2adf820932c5e6cb"
-
 [[package]]
 name = "ppv-lite86"
 version = "0.2.10"
@@ -1309,16 +1282,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "time"
-version = "0.1.43"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
-dependencies = [
- "libc",
- "winapi",
-]
-
 [[package]]
 name = "tinyvec"
 version = "1.4.0"
@@ -1647,9 +1610,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "93ab48844d61251bb3835145c521d88aa4031d7139e8485990f60ca911fa0815"
 dependencies = [
  "byteorder",
- "bzip2",
  "crc32fast",
  "flate2",
  "thiserror",
- "time",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 99f496f..6eb8fee 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,7 +27,7 @@ serde = "1.0.21"
 serde_derive = "1.0.21"
 toml = "0.5.1"
 walkdir = "2.0.1"
-zip = "0.5"
+zip = { version = "0.5", default-features = false, features = ["deflate"] }
 
 [target.'cfg(not(windows))'.dependencies]
 pager = "0.16"