diff --git a/Cargo.lock b/Cargo.lock
index 4bc61d07c..79ec7cdfb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -318,10 +318,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "difference"
-version = "2.0.0"
+name = "difflib"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "524cbf6897b527295dff137cec09ecf3a05f4fddffd7dfcd1585403449e74198"
+checksum = "6184e33543162437515c2e2b48714794e37845ec9851711914eec9d308f6ebe8"
 
 [[package]]
 name = "digest"
@@ -369,9 +369,9 @@ dependencies = [
 
 [[package]]
 name = "downcast"
-version = "0.10.0"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4bb454f0228b18c7f4c3b0ebbee346ed9c52e7443b0999cd543ff3571205701d"
+checksum = "1435fa1053d8b2fbbe9be7e97eca7f33d37b28409959813daefc1446a14247f1"
 
 [[package]]
 name = "dtoa"
@@ -524,9 +524,9 @@ dependencies = [
 
 [[package]]
 name = "float-cmp"
-version = "0.8.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e1267f4ac4f343772758f7b1bdcbe767c218bbab93bb432acbf5162bbf85a6c4"
+checksum = "98de4bbd547a563b716d8dfa9aad1cb19bfab00f4fa09a6a4ed21dbcf44ce9c4"
 dependencies = [
  "num-traits",
 ]
@@ -1054,9 +1054,9 @@ dependencies = [
 
 [[package]]
 name = "mockall"
-version = "0.10.2"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ab571328afa78ae322493cacca3efac6a0f2e0a67305b4df31fd439ef129ac0"
+checksum = "3d4d70639a72f972725db16350db56da68266ca368b2a1fe26724a903ad3d6b8"
 dependencies = [
  "cfg-if 1.0.0",
  "downcast",
@@ -1069,9 +1069,9 @@ dependencies = [
 
 [[package]]
 name = "mockall_derive"
-version = "0.10.2"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e7e25b214433f669161f414959594216d8e6ba83b6679d3db96899c0b4639033"
+checksum = "79ef208208a0dea3f72221e26e904cdc6db2e481d9ade89081ddd494f1dbaa6b"
 dependencies = [
  "cfg-if 1.0.0",
  "proc-macro2",
@@ -1350,12 +1350,13 @@ checksum = "ac74c624d6b2d21f425f752262f42188365d7b8ff1aff74c82e45136510a4857"
 
 [[package]]
 name = "predicates"
-version = "1.0.5"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96bfead12e90dccead362d62bb2c90a5f6fc4584963645bc7f71a735e0b0735a"
+checksum = "95e5a7689e456ab905c22c2b48225bb921aba7c8dfa58440d68ba13f6222a715"
 dependencies = [
- "difference",
+ "difflib",
  "float-cmp",
+ "itertools",
  "normalize-line-endings",
  "predicates-core",
  "regex",
diff --git a/Cargo.toml b/Cargo.toml
index ff86cc6c1..e1f9c5c66 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ ethabi = "15.0.0"
 itertools = "0.10.1"
 lazy_static = "1.4.0"
 log = "0.4"
-mockall = "0.10.2"
+mockall = "0.11.0"
 proc-macro2 = "1.0.28"
 rand = "0.8.4"
 r2d2 = "0.8.9"