diff --git a/Cargo.lock b/Cargo.lock
index bb3deb30..24a07745 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -136,9 +136,9 @@ checksum = "2da6da31387c7e4ef160ffab6d5e7f00c42626fe39aea70a7b0f1773f7dd6c1b"
 
 [[package]]
 name = "clap_mangen"
-version = "0.2.20"
+version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e1dd95b5ebb5c1c54581dd6346f3ed6a79a3eef95dd372fc2ac13d535535300e"
+checksum = "8f2e32b579dae093c2424a8b7e2bea09c89da01e1ce5065eb2f0a6f1cc15cc1f"
 dependencies = [
  "clap",
  "roff",
diff --git a/Cargo.toml b/Cargo.toml
index 5357b8f1..cbd4dfd4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -79,7 +79,7 @@ version = "0.24.6"
 
 [build-dependencies]
 clap = "4.3.8"
-clap_mangen = "0.2.20"
+clap_mangen = "0.2.12"
 rustc_version = "0.4.0"
 
 [features]