diff --git a/Cargo.lock b/Cargo.lock
index 7862db8c..db99d511 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -944,6 +944,12 @@ dependencies = [
  "termcolor",
 ]
 
+[[package]]
+name = "equivalent"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
+
 [[package]]
 name = "err-derive"
 version = "0.2.4"
@@ -978,9 +984,9 @@ dependencies = [
 
 [[package]]
 name = "fixedbitset"
-version = "0.1.9"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86d4de0081402f5e88cdac65c8dcdcc73118c1a7a465e2a05f0da05843a8ea33"
+checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
 
 [[package]]
 name = "flate2"
@@ -1299,7 +1305,7 @@ dependencies = [
  "futures-sink",
  "futures-util",
  "http",
- "indexmap",
+ "indexmap 1.6.0",
  "slab",
  "tokio",
  "tokio-util",
@@ -1318,6 +1324,12 @@ version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d7afe4a420e3fe79967a00898cc1f4db7c8a49a9333a29f8a4bd76a253d5cd04"
 
+[[package]]
+name = "hashbrown"
+version = "0.14.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "290f1a1d9242c78d09ce40a5e87e7554ee637af1351968159f4952f028f75604"
+
 [[package]]
 name = "hello_world"
 version = "0.1.0"
@@ -1553,7 +1565,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "55e2e4c765aa53a0424761bf9f41aa7a6ac1efa87238f59560640e27fca028f2"
 dependencies = [
  "autocfg 1.0.1",
- "hashbrown",
+ "hashbrown 0.9.1",
+]
+
+[[package]]
+name = "indexmap"
+version = "2.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "168fb715dda47215e360912c096649d23d58bf392ac62f73919e831745e40f26"
+dependencies = [
+ "equivalent",
+ "hashbrown 0.14.3",
 ]
 
 [[package]]
@@ -2277,12 +2299,6 @@ dependencies = [
  "vcpkg",
 ]
 
-[[package]]
-name = "ordermap"
-version = "0.3.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a86ed3f5f244b372d6b1a00b72ef7f8876d0bc6a78a4c9985c53614041512063"
-
 [[package]]
 name = "outgoing_connection"
 version = "0.1.0"
@@ -2374,12 +2390,12 @@ checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
 [[package]]
 name = "petgraph"
-version = "0.4.13"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c3659d1ee90221741f65dd128d9998311b0e40c5d3c23a62445938214abce4f"
+checksum = "e1d3afd2628e69da2be385eb6f2fd57c8ac7977ceeff6dc166ff1657b0e386a9"
 dependencies = [
  "fixedbitset",
- "ordermap",
+ "indexmap 2.2.6",
 ]
 
 [[package]]
diff --git a/intel-sgx/sgxs-tools/Cargo.toml b/intel-sgx/sgxs-tools/Cargo.toml
index ef49b976..c51fcec7 100644
--- a/intel-sgx/sgxs-tools/Cargo.toml
+++ b/intel-sgx/sgxs-tools/Cargo.toml
@@ -49,7 +49,7 @@ yansi = "0.5"                                    # MIT/Apache-2.0
 atty = "0.2"                                     # MIT
 quote = "0.6"                                    # MIT/Apache-2.0
 proc-macro2 = "0.4"                              # MIT/Apache-2.0
-petgraph = "0.4"                                 # MIT/Apache-2.0
+petgraph = "0.6"                                 # MIT/Apache-2.0
 mopa = "0.2"                                     # MIT/Apache-2.0
 syn = { version = "0.15", features = ["full"] }  # MIT/Apache-2.0
 fnv = "1"                                        # MIT/Apache-2.0