diff --git a/Cargo.lock b/Cargo.lock
index 8a422af..979ed43 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -545,15 +545,12 @@ dependencies = [
  "chrono",
  "crates_io_api",
  "flate2",
- "futures",
  "geiger",
  "git2",
  "guppy",
- "guppy-summaries",
  "indoc",
  "regex",
  "reqwest",
- "rust-crypto",
  "rustsec",
  "semver 0.11.0",
  "separator",
@@ -563,11 +560,9 @@ dependencies = [
  "structopt",
  "tabled",
  "tar",
- "target-spec",
  "tempfile",
  "thiserror",
  "tokei",
- "tokio",
  "toml",
  "tracing",
  "twox-hash",
diff --git a/depdive/Cargo.toml b/depdive/Cargo.toml
index 7c2d85b..9f88d04 100644
--- a/depdive/Cargo.toml
+++ b/depdive/Cargo.toml
@@ -14,16 +14,10 @@ reqwest = "0.11.0" # http client
 tempfile = "3.2.0" # temporary folder helper
 serde = { version = "1.0", features = ["derive"] } # bson serialization
 serde_json = "1.0" # bson serialization
-tokio = "1.6.1"
-futures = "0.3.12" # async stuff
 tracing = "0.1.22" # logging
 regex = "1.4.3" # used for checking diff output
 chrono = "0.4" # used for datetime of mongodb document
-rust-crypto = "0.2" # used to hash the repo url (to derive a folder dir)
-
 guppy = { version = "0.9.0", features = ["summaries"] } # library to analyze deps
-guppy-summaries = "0.4.0" # guppy summaries
-target-spec = "0.7.0" # guppy stuff
 semver = "0.11.0" # semver of dependencies
 url = "2.2.2" # url parsing
 rustsec = "0.24.1" # RUSTSEC advisory stuff