diff --git a/Cargo.lock b/Cargo.lock
index fb21d444a..9df0e5c8e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2231,9 +2231,9 @@ dependencies = [
 
 [[package]]
 name = "lalrpop"
-version = "0.19.12"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a1cbf952127589f2851ab2046af368fd20645491bb4b376f04b7f94d7a9837b"
+checksum = "da4081d44f4611b66c6dd725e6de3169f9f63905421e8626fcb86b6a898998b8"
 dependencies = [
  "ascii-canvas",
  "bit-set",
@@ -2244,7 +2244,7 @@ dependencies = [
  "lalrpop-util",
  "petgraph",
  "regex",
- "regex-syntax 0.6.29",
+ "regex-syntax",
  "string_cache",
  "term",
  "tiny-keccak",
@@ -2253,12 +2253,9 @@ dependencies = [
 
 [[package]]
 name = "lalrpop-util"
-version = "0.19.12"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3c48237b9604c5a4702de6b824e02006c3214327564636aef27c1028a8fa0ed"
-dependencies = [
- "regex",
-]
+checksum = "3f35c735096c0293d313e8f2a641627472b83d01b937177fe76e5e2708d31e0d"
 
 [[package]]
 name = "lazy_static"
@@ -3240,15 +3237,9 @@ checksum = "d0ab3ca65655bb1e41f2a8c8cd662eb4fb035e67c3f78da1d61dffe89d07300f"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-syntax 0.7.2",
+ "regex-syntax",
 ]
 
-[[package]]
-name = "regex-syntax"
-version = "0.6.29"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
-
 [[package]]
 name = "regex-syntax"
 version = "0.7.2"
@@ -4599,14 +4590,15 @@ dependencies = [
 
 [[package]]
 name = "solang-parser"
-version = "0.2.3"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ff87dae6cdccacdbf3b19e99b271083556e808de0f59c74a01482f64fdbc61fc"
+checksum = "9c792fe9fae2a2f716846f214ca10d5a1e21133e0bf36cef34bcc4a852467b21"
 dependencies = [
  "itertools 0.10.5",
  "lalrpop",
  "lalrpop-util",
  "phf",
+ "thiserror",
  "unicode-xid 0.2.4",
 ]
 
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 57de31632..e1480fb77 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -42,7 +42,7 @@ solana-cli-config = ">=1.14, <1.17"
 solana-faucet = ">=1.14, <1.17"
 solana-program = ">=1.14, <1.17"
 solana-sdk = ">=1.14, <1.17"
-solang-parser = "=0.2.3"
+solang-parser = "=0.3.1"
 syn = { version = "1.0.60", features = ["full", "extra-traits"] }
 tar = "0.4.35"
 tokio = "~1.14.1"