diff --git a/Cargo.lock b/Cargo.lock
index 51ef23346..4ce64b96d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -580,9 +580,9 @@ dependencies = [
 
 [[package]]
 name = "fixedbitset"
-version = "0.4.2"
+version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
+checksum = "a1a73ce1c73b7c2bae1da2d2881eadd020bafb406731036ad248e8a7c2df392c"
 
 [[package]]
 name = "flate2"
diff --git a/src/core/Cargo.toml b/src/core/Cargo.toml
index 7be417cfd..0123c1e8f 100644
--- a/src/core/Cargo.toml
+++ b/src/core/Cargo.toml
@@ -34,7 +34,7 @@ counter = "0.5.7"
 csv = "1.3.0"
 enum_dispatch = "0.3.13"
 finch = { version = "0.6.0", optional = true }
-fixedbitset = "0.4.0"
+fixedbitset = "0.5.6"
 getrandom = { version = "0.2", features = ["js"] }
 getset = "0.1.1"
 histogram = "0.10.0"