diff --git a/CHANGELOG.md b/CHANGELOG.md
index d2fb1434..768dba44 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,14 @@
+## Version 0.20.0 (2021-12-29)
+
+[PR 205](https://github.com/fluencelabs/aquavm/pull/205):  
+Supported scalars in `fail` instructions.
+
+[PR 202](https://github.com/fluencelabs/aquavm/pull/202) [PR 198](https://github.com/fluencelabs/aquavm/pull/198):  
+AquaVM errors mechanism was completely refactored.
+
+[PR 207](https://github.com/fluencelabs/aquavm/pull/207):  
+Fixed bug with empty array in `match`.
+
 ## Version 0.19.0 (2021-12-15)
 
 [PR 196](https://github.com/fluencelabs/aquavm/pull/196):  
diff --git a/Cargo.lock b/Cargo.lock
index f161a427..23fea683 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -13,7 +13,7 @@ dependencies = [
 
 [[package]]
 name = "air"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "air-execution-info-collector",
  "air-interpreter-data",
@@ -51,7 +51,7 @@ version = "0.1.0"
 
 [[package]]
 name = "air-interpreter"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "air",
  "air-log-targets",
@@ -166,9 +166,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.51"
+version = "1.0.52"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b26702f315f53b6071259e15dd9d64528213b44d61de1ec926eca7715d62203"
+checksum = "84450d0b4a8bd1ba4144ce8ce718fbc5d071358b1e5384bace6536b3d1f2d5b3"
 
 [[package]]
 name = "arrayref"
@@ -729,9 +729,9 @@ dependencies = [
 
 [[package]]
 name = "erased-serde"
-version = "0.3.16"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3de9ad4541d99dc22b59134e7ff8dc3d6c988c89ecd7324bf10a8362b07a2afa"
+checksum = "44a5d80251b806a14cd3e4e1a582e912d5cbf6904ab19fdefbd7a56adca088e1"
 dependencies = [
  "serde",
 ]
@@ -1041,9 +1041,9 @@ dependencies = [
 
 [[package]]
 name = "inventory"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1367fed6750ff2a5bcb967a631528303bb85631f167a75eb1bf7762d57eb7678"
+checksum = "aa2f6fdbc5fd6457ae78e0313ba2eb5cb509655bbcfe8c577096cdbae8ff621c"
 dependencies = [
  "ctor",
  "ghost",
@@ -1709,9 +1709,9 @@ checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.34"
+version = "1.0.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f84e92c0f7c9d58328b85a78557813e4bd845130db68d7184635344399423b1"
+checksum = "c7342d5883fbccae1cc37a2353b09c87c9b0f3afd73f5fb9bba687a1f733b029"
 dependencies = [
  "unicode-xid",
 ]
@@ -1746,9 +1746,9 @@ checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
 
 [[package]]
 name = "quote"
-version = "1.0.10"
+version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38bc8cc6a5f2e3655e0899c1b848643b2562f853f114bfec7be120678e3ace05"
+checksum = "47aa80447ce4daf1717500037052af176af5d38cc3e571d9ec1c7353fc10c87d"
 dependencies = [
  "proc-macro2",
 ]
@@ -2076,9 +2076,9 @@ checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
 
 [[package]]
 name = "syn"
-version = "1.0.82"
+version = "1.0.84"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8daf5dd0bb60cbd4137b1b587d2fc0ae729bc07cf01cd70b36a1ed5ade3b9d59"
+checksum = "ecb2e6da8ee5eb9a61068762a32fa9619cc591ceb055b3687f4cd4051ec2e06b"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2181,9 +2181,9 @@ dependencies = [
 
 [[package]]
 name = "typenum"
-version = "1.14.0"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b63708a265f51345575b27fe43f9500ad611579e764c79edbc2037b1121959ec"
+checksum = "dcf81ac59edc17cc8697ff311e8f5ef2d99fcbd9817b34cec66f90b6c3dfd987"
 
 [[package]]
 name = "typetag"
@@ -2254,9 +2254,9 @@ dependencies = [
 
 [[package]]
 name = "version_check"
-version = "0.9.3"
+version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
+checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
 [[package]]
 name = "void"
diff --git a/air-interpreter/Cargo.toml b/air-interpreter/Cargo.toml
index c3b421aa..2849bbb3 100644
--- a/air-interpreter/Cargo.toml
+++ b/air-interpreter/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "air-interpreter"
-version = "0.19.0"
+version = "0.20.0"
 description = "Crate-wrapper for air"
 authors = ["Fluence Labs"]
 edition = "2018"
diff --git a/air/Cargo.toml b/air/Cargo.toml
index bb7155a4..2a9f2e1a 100644
--- a/air/Cargo.toml
+++ b/air/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "air"
-version = "0.19.0"
+version = "0.20.0"
 description = "Interpreter of AIR scripts intended to coordinate request flow in the Fluence network"
 authors = ["Fluence Labs"]
 edition = "2018"