diff --git a/Cargo.lock b/Cargo.lock
index a2194395e7..da9d34fee0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -906,7 +906,7 @@ dependencies = [
  "env_logger 0.5.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "indexmap 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.7.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1236,7 +1236,7 @@ dependencies = [
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.28 (registry+https://github.com/rust-lang/crates.io-index)",
  "http 0.1.18 (registry+https://github.com/rust-lang/crates.io-index)",
- "indexmap 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "string 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1457,7 +1457,7 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "1.0.2"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -3276,7 +3276,7 @@ dependencies = [
  "dir-diff 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "fs_extra 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex-literal 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "indexmap 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-core 13.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-derive 13.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3614,7 +3614,7 @@ version = "0.18.0-pre2"
 dependencies = [
  "bincode 1.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "indexmap 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5402,7 +5402,7 @@ dependencies = [
 "checksum hyper-tls 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "3a800d6aa50af4b5850b2b0f659625ce9504df908e9733b635720483be26174f"
 "checksum idna 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "38f09e0f0b1fb55fdee1f17470ad800da77af5186a1a76c026b679358b7e844e"
 "checksum idna 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "02e2673c30ee86b5b96a9cb52ad15718aa1f966f5ab9ad54a8b95d5ca33120a9"
-"checksum indexmap 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7e81a7c05f79578dbc15793d8b619db9ba32b4577003ef3af1a91c416798c58d"
+"checksum indexmap 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a4d6d89e0948bf10c08b9ecc8ac5b83f07f857ebe2c0cbe38de15b4e4f510356"
 "checksum indicatif 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2c60da1c9abea75996b70a931bba6c750730399005b61ccd853cee50ef3d0d0c"
 "checksum influx_db_client 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "1af8df5705f0b30bcb504bafc9396d995a555c4d6bd6f9097729ad47b8a49a38"
 "checksum iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "dbe6e417e7d0975db6512b90796e8ce223145ac4e33c377e4a42882a0e88bb08"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index b9f48235b8..d6bedfe99b 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -28,7 +28,7 @@ crc = { version = "1.8.1", optional = true }
 crossbeam-channel = "0.3"
 dir-diff = "0.3.1"
 fs_extra = "1.1.0"
-indexmap = "1.0"
+indexmap = "1.1"
 itertools = "0.8.0"
 jsonrpc-core = "13.0.0"
 jsonrpc-derive = "13.0.0"
diff --git a/programs/move_loader_api/Cargo.toml b/programs/move_loader_api/Cargo.toml
index b33f4e8f15..be08832509 100644
--- a/programs/move_loader_api/Cargo.toml
+++ b/programs/move_loader_api/Cargo.toml
@@ -11,7 +11,7 @@ edition = "2018"
 [dependencies]
 bincode = "1.1.4"
 byteorder = "1.3.2"
-indexmap = "1.0.2"
+indexmap = "1.1.0"
 libc = "0.2.62"
 log = "0.4.8"
 serde = "1.0.99"