diff --git a/Cargo.lock b/Cargo.lock
index 14edb5f9c..0e06fb116 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1683,7 +1683,7 @@ dependencies = [
  "git-branchless-opts",
  "git-branchless-revset",
  "git-branchless-test",
- "indexmap 2.6.0",
+ "indexmap 2.7.0",
  "insta",
  "itertools 0.13.0",
  "lazy_static",
@@ -1712,7 +1712,7 @@ dependencies = [
  "git-branchless-lib",
  "git-branchless-opts",
  "git-branchless-revset",
- "indexmap 2.6.0",
+ "indexmap 2.7.0",
  "insta",
  "itertools 0.13.0",
  "lazy_static",
@@ -1923,9 +1923,9 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "2.6.0"
+version = "2.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "707907fe3c25f5424cce2cb7e1cbcafee6bdbe735ca90ef77c29e84591e5b9da"
+checksum = "62f822373a4fe84d4bb149bf54e584a7f4abec90e072ed49cda0edea5b95471f"
 dependencies = [
  "equivalent",
  "hashbrown 0.15.0",
@@ -2492,7 +2492,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b4c5cc86750666a3ed20bdaf5ca2a0344f9c67674cae0515bec2da16fbaa47db"
 dependencies = [
  "fixedbitset",
- "indexmap 2.6.0",
+ "indexmap 2.7.0",
 ]
 
 [[package]]
@@ -2979,7 +2979,7 @@ checksum = "088c5d71572124929ea7549a8ce98e1a6fd33d0a38367b09027b382e67c033db"
 name = "scm-bisect"
 version = "0.3.0"
 dependencies = [
- "indexmap 2.6.0",
+ "indexmap 2.7.0",
  "insta",
  "itertools 0.13.0",
  "maplit",
diff --git a/Cargo.toml b/Cargo.toml
index a7b04dd95..d99274c3b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -71,7 +71,7 @@ git-branchless-test = { version = "0.10.0", path = "git-branchless-test" }
 git-branchless-undo = { version = "0.10.0", path = "git-branchless-undo" }
 git2 = { version = "0.19.0", default-features = false }
 glob = "0.3.0"
-indexmap = "2.2.6"
+indexmap = "2.7.0"
 indicatif = { version = "0.17.9", features = ["improved_unicode"] }
 itertools = "0.13.0"
 lalrpop = "0.19.12"