diff --git a/Cargo.lock b/Cargo.lock
index 89e867142c44..4e1e03b84fd3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -661,6 +661,15 @@ version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4964518bd3b4a8190e832886cdc0da9794f12e8e6c1613a9e90ff331c4c8724b"
 
+[[package]]
+name = "camino"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9bb47ab72bdba43021afa16dc1ef4d80c980d366b17ed37ea8d2ebe2087075b9"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "cargo-platform"
 version = "0.1.1"
@@ -719,6 +728,15 @@ dependencies = [
  "smallvec",
 ]
 
+[[package]]
+name = "cfg-expr"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b81b9640fc656040fbf0d3f2bafacadcf17d55f2b0dc89589c1b80b0658fd5a"
+dependencies = [
+ "smallvec",
+]
+
 [[package]]
 name = "cfg-if"
 version = "0.1.10"
@@ -1372,13 +1390,13 @@ dependencies = [
 
 [[package]]
 name = "determinator"
-version = "0.2.1"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f862ffb07525089b200b5bd75d2be5a35eebb529cf1118511827a3929358b21"
+checksum = "33ec6ed6a28572d35f1c9d512fe0381b6bd83bf45e273b60b9c1df883234645c"
 dependencies = [
- "cfg-if 1.0.0",
+ "camino",
  "globset",
- "guppy",
+ "guppy 0.8.0",
  "itertools 0.10.0",
  "once_cell",
  "petgraph",
@@ -3308,7 +3326,31 @@ checksum = "63cc63895eaea7ace65b2818019602b5d150556954e25048e5a1b56c0b0da4af"
 dependencies = [
  "cargo_metadata",
  "fixedbitset",
- "guppy-summaries",
+ "guppy-summaries 0.3.1",
+ "indexmap",
+ "itertools 0.10.0",
+ "nested",
+ "once_cell",
+ "pathdiff",
+ "petgraph",
+ "rayon",
+ "semver 0.11.0",
+ "serde",
+ "serde_json",
+ "supercow",
+ "target-spec 0.6.0",
+]
+
+[[package]]
+name = "guppy"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ec4cbddce827d660864974dc3dc62a1c810e813d17e518cc5830716b977cd110"
+dependencies = [
+ "camino",
+ "cargo_metadata",
+ "fixedbitset",
+ "guppy-summaries 0.4.0",
  "indexmap",
  "itertools 0.10.0",
  "nested",
@@ -3320,7 +3362,7 @@ dependencies = [
  "serde",
  "serde_json",
  "supercow",
- "target-spec",
+ "target-spec 0.7.0",
 ]
 
 [[package]]
@@ -3335,6 +3377,20 @@ dependencies = [
  "toml",
 ]
 
+[[package]]
+name = "guppy-summaries"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c526b51262ef5ed4de421ee6679bf0927a20310d5cc048abe89464b710a2a299"
+dependencies = [
+ "camino",
+ "cfg-if 1.0.0",
+ "diffus",
+ "semver 0.11.0",
+ "serde",
+ "toml",
+]
+
 [[package]]
 name = "h2"
 version = "0.3.0"
@@ -3364,7 +3420,7 @@ dependencies = [
  "atomicwrites",
  "cfg-if 1.0.0",
  "diffy",
- "guppy",
+ "guppy 0.7.0",
  "pathdiff",
  "rayon",
  "serde",
@@ -4872,9 +4928,9 @@ checksum = "a9a7ab5d64814df0fe4a4b5ead45ed6c5f181ee3ff04ba344313a6c80446c5d4"
 
 [[package]]
 name = "once_cell"
-version = "1.5.2"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13bd41f508810a131401606d54ac32a467c97172d74ba7662562ebba5ad07fa0"
+checksum = "10acf907b94fc1b1a152d08ef97e7759650268cf986bf127f387e602b02c7e5a"
 
 [[package]]
 name = "oorandom"
@@ -6945,7 +7001,17 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "956c2aeccd9cc67a543e04559d46aedc8aa9cda15e5884bcfabb8217fd130e2a"
 dependencies = [
- "cfg-expr",
+ "cfg-expr 0.6.0",
+ "serde",
+]
+
+[[package]]
+name = "target-spec"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac395241acf0f3d224dd2b07b334994adf6f37c904d1826867332ab8c6ddedbf"
+dependencies = [
+ "cfg-expr 0.7.1",
  "serde",
 ]
 
@@ -7989,7 +8055,7 @@ dependencies = [
  "determinator",
  "env_logger 0.8.2",
  "globset",
- "guppy",
+ "guppy 0.7.0",
  "hakari",
  "indexmap",
  "indoc",
@@ -8009,7 +8075,7 @@ name = "x-core"
 version = "0.1.0"
 dependencies = [
  "determinator",
- "guppy",
+ "guppy 0.7.0",
  "hakari",
  "hex",
  "indoc",
@@ -8024,7 +8090,7 @@ dependencies = [
 name = "x-lint"
 version = "0.1.0"
 dependencies = [
- "guppy",
+ "guppy 0.7.0",
  "hakari",
  "once_cell",
  "serde",
diff --git a/devtools/x-core/Cargo.toml b/devtools/x-core/Cargo.toml
index 0baa583b44cc..fa99e79ca67e 100644
--- a/devtools/x-core/Cargo.toml
+++ b/devtools/x-core/Cargo.toml
@@ -8,7 +8,7 @@ publish = false
 license = "Apache-2.0"
 
 [dependencies]
-determinator = "0.2.1"
+determinator = "0.3.0"
 guppy = "0.7.0"
 indoc = "1.0.3"
 hakari = { version = "0.1.1", features = ["summaries"] }
diff --git a/devtools/x/Cargo.toml b/devtools/x/Cargo.toml
index 8065b66ab9ae..ee47580fea5a 100644
--- a/devtools/x/Cargo.toml
+++ b/devtools/x/Cargo.toml
@@ -8,7 +8,7 @@ publish = false
 license = "Apache-2.0"
 
 [dependencies]
-determinator = "0.2.1"
+determinator = "0.3.0"
 serde = { version = "1.0.123", features = ["derive"] }
 serde_json = "1.0.62"
 structopt = "0.3.21"