diff --git a/Cargo.lock b/Cargo.lock
index d0e25d0e..62325ca4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -974,9 +974,9 @@ checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
 
 [[package]]
 name = "peg"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07c0b841ea54f523f7aa556956fbd293bcbe06f2e67d2eb732b7278aaf1d166a"
+checksum = "af728fe826811af3b38c37e93de6d104485953ea373d656eebae53d6987fcd2c"
 dependencies = [
  "peg-macros",
  "peg-runtime",
@@ -984,9 +984,9 @@ dependencies = [
 
 [[package]]
 name = "peg-macros"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5aa52829b8decbef693af90202711348ab001456803ba2a98eb4ec8fb70844c"
+checksum = "4536be147b770b824895cbad934fccce8e49f14b4c4946eaa46a6e4a12fcdc16"
 dependencies = [
  "peg-runtime",
  "proc-macro2",
@@ -995,9 +995,9 @@ dependencies = [
 
 [[package]]
 name = "peg-runtime"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c719dcf55f09a3a7e764c6649ab594c18a177e3599c467983cdf644bfc0a4088"
+checksum = "f9b0efd3ba03c3a409d44d60425f279ec442bcf0b9e63ff4e410da31c8b0f69f"
 
 [[package]]
 name = "percent-encoding"
diff --git a/lib/spargebra/Cargo.toml b/lib/spargebra/Cargo.toml
index 3a26570c..6d3272b2 100644
--- a/lib/spargebra/Cargo.toml
+++ b/lib/spargebra/Cargo.toml
@@ -17,7 +17,7 @@ default = []
 rdf-star = ["oxrdf/rdf-star"]
 
 [dependencies]
-peg = "0.7"
+peg = "0.8"
 rand = "0.8"
 oxiri = "0.1"
 oxilangtag = "0.1"