diff --git a/Cargo.lock b/Cargo.lock
index 7490bac0..0a7bacdd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1254,9 +1254,9 @@ checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
 [[package]]
 name = "petgraph"
-version = "0.6.1"
+version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "51b305cc4569dd4e8765bab46261f67ef5d4d11a4b6e745100ee5dad8948b46c"
+checksum = "4dd7d28ee937e54fe3080c91faa1c3a46c06de6252988a7f4592ba2310ef22a4"
 dependencies = [
  "fixedbitset",
  "indexmap",
diff --git a/Cargo.toml b/Cargo.toml
index c49d6537..1d0d2eee 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -40,7 +40,7 @@ tracing-appender = "0.2"
 
 # building package graphs, consider moving to guppy once rust_version is supported
 cargo_metadata = "0.14.2"
-petgraph = "0.6.1"
+petgraph = "0.6.3"
 comfy-table = "5.0.1"
 
 once_cell = "1.12.0"