diff --git a/Cargo.lock b/Cargo.lock
index 7e96fec..1158ab2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -40,7 +40,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c88b9ca26f9c16ec830350d309397e74ee9abdfd8eb1f71cb6ecc71a3fc818da"
 dependencies = [
  "doc-comment",
- "predicates",
+ "predicates 1.0.4",
  "predicates-core",
  "predicates-tree",
  "wait-timeout",
@@ -48,13 +48,13 @@ dependencies = [
 
 [[package]]
 name = "assert_fs"
-version = "1.0.0"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04dabd011e19821a348abb0dec7b7fda959cd6b3477c474395b958b291942b0e"
+checksum = "b0ca6aa3066e6c6f0357e056a25fa95e8737f15a04f9aead0b22d0d082a39465"
 dependencies = [
  "doc-comment",
  "globwalk",
- "predicates",
+ "predicates 2.0.0",
  "predicates-core",
  "predicates-tree",
  "tempfile",
@@ -199,6 +199,12 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "524cbf6897b527295dff137cec09ecf3a05f4fddffd7dfcd1585403449e74198"
 
+[[package]]
+name = "difflib"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6184e33543162437515c2e2b48714794e37845ec9851711914eec9d308f6ebe8"
+
 [[package]]
 name = "doc-comment"
 version = "0.3.3"
@@ -232,6 +238,12 @@ dependencies = [
  "duct",
 ]
 
+[[package]]
+name = "either"
+version = "1.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
+
 [[package]]
 name = "encode_unicode"
 version = "0.3.6"
@@ -270,15 +282,6 @@ dependencies = [
  "synstructure",
 ]
 
-[[package]]
-name = "float-cmp"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da62c4f1b81918835a8c6a484a397775fff5953fe83529afd51b05f5c6a6617d"
-dependencies = [
- "num-traits",
-]
-
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -317,10 +320,11 @@ dependencies = [
 
 [[package]]
 name = "globwalk"
-version = "0.7.3"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9db17aec586697a93219b19726b5b68307eba92898c34b170857343fe67c99d"
+checksum = "93e3af942408868f6934a7b85134a3230832b9977cf66125df2f9edcfce4ddcc"
 dependencies = [
+ "bitflags",
  "ignore",
  "walkdir",
 ]
@@ -373,6 +377,15 @@ dependencies = [
  "regex",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "69ddb889f9d0d08a67338271fa9b62996bc788c7796a5c18cf057420aaed5eaf"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -434,21 +447,6 @@ dependencies = [
  "void",
 ]
 
-[[package]]
-name = "normalize-line-endings"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61807f77802ff30975e01f4f071c8ba10c022052f98b3294119f3e615d13e5be"
-
-[[package]]
-name = "num-traits"
-version = "0.2.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac267bcc07f48ee5f8935ab0d24f316fb722d7a1292e2913f0cc196b29ffd611"
-dependencies = [
- "autocfg",
-]
-
 [[package]]
 name = "number_prefix"
 version = "0.3.0"
@@ -490,10 +488,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "347a1b6f0b21e636bc9872fb60b83b8e185f6f5516298b8238699f7f9a531030"
 dependencies = [
  "difference",
- "float-cmp",
- "normalize-line-endings",
  "predicates-core",
- "regex",
+]
+
+[[package]]
+name = "predicates"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c6e46ca79eb4e21e2ec14430340c71250ab69332abf85521c95d3a8bc336aa76"
+dependencies = [
+ "difflib",
+ "itertools",
+ "predicates-core",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 50829ed..4f8d2a0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,6 +26,6 @@ structopt = "0.3.15"
 
 [dev-dependencies]
 assert_cmd = "1.0.1"
-assert_fs = "1.0.0"
+assert_fs = "1.0.3"
 lazy_static = "1.4.0"
 rexpect = "0.4.0"