diff --git a/Cargo.toml b/Cargo.toml
index 24a5dc09..5509d6cd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,7 +27,7 @@ lazy_static = '1.4'
 log = '0.4.6'
 num = '0.4'
 num-traits = '0.2'
-rand = "0.8.5"
+rand = '0.8.5'
 regex = '1'
 serde_json = '1.0.41'
 sha2 = '0.10'
@@ -40,8 +40,8 @@ ton_types = { git = 'https://github.com/tonlabs/ton-labs-types.git', tag = '1.11
 ton_vm = { features = [ 'gosh' ], git = 'https://github.com/tonlabs/ton-labs-vm.git', tag = '1.8.44' }
 
 [dev-dependencies]
-assert_cmd = "2.0.5"
-predicates = "2.1.1"
+assert_cmd = '2.0.5'
+predicates = '2.1.1'
 rayon = '1.5.3'
 similar = '2.2.0'