diff --git a/scripts/install_bb.sh b/scripts/install_bb.sh
index c3ed476200a..b0d55b6ff1d 100755
--- a/scripts/install_bb.sh
+++ b/scripts/install_bb.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-VERSION="0.41.0"
+VERSION="0.43.0"
 
 BBUP_PATH=~/.bb/bbup
 
diff --git a/tooling/noir_js_backend_barretenberg/package.json b/tooling/noir_js_backend_barretenberg/package.json
index 2bb142c9fa0..b0c9e85315a 100644
--- a/tooling/noir_js_backend_barretenberg/package.json
+++ b/tooling/noir_js_backend_barretenberg/package.json
@@ -41,7 +41,7 @@
     "lint": "NODE_NO_WARNINGS=1 eslint . --ext .ts --ignore-path ./.eslintignore  --max-warnings 0"
   },
   "dependencies": {
-    "@aztec/bb.js": "0.41.0",
+    "@aztec/bb.js": "0.43.0",
     "@noir-lang/types": "workspace:*",
     "fflate": "^0.8.0"
   },
diff --git a/tooling/noir_js_backend_barretenberg/src/backend.ts b/tooling/noir_js_backend_barretenberg/src/backend.ts
index d07681dd8c1..d66714c6203 100644
--- a/tooling/noir_js_backend_barretenberg/src/backend.ts
+++ b/tooling/noir_js_backend_barretenberg/src/backend.ts
@@ -45,7 +45,8 @@ export class BarretenbergVerifierBackend implements VerifierBackend {
       const { Barretenberg, RawBuffer, Crs } = await import('@aztec/bb.js');
       const api = await Barretenberg.new(this.options);
 
-      const [_exact, _total, subgroupSize] = await api.acirGetCircuitSizes(this.acirUncompressedBytecode);
+      const honkRecursion = false;
+      const [_exact, _total, subgroupSize] = await api.acirGetCircuitSizes(this.acirUncompressedBytecode, honkRecursion);
       const crs = await Crs.new(subgroupSize + 1);
       await api.commonInitSlabAllocator(subgroupSize);
       await api.srsInitSrs(new RawBuffer(crs.getG1Data()), crs.numPoints, new RawBuffer(crs.getG2Data()));
diff --git a/yarn.lock b/yarn.lock
index a947ec56aba..73dfbf6e82e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -221,9 +221,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@aztec/bb.js@npm:0.41.0":
-  version: 0.41.0
-  resolution: "@aztec/bb.js@npm:0.41.0"
+"@aztec/bb.js@npm:0.43.0":
+  version: 0.43.0
+  resolution: "@aztec/bb.js@npm:0.43.0"
   dependencies:
     comlink: ^4.4.1
     commander: ^10.0.1
@@ -231,7 +231,7 @@ __metadata:
     tslib: ^2.4.0
   bin:
     bb.js: dest/node/main.js
-  checksum: e5e0095eaff3de45726366726337b131bb6ff7cf2cb53be705572c7d6715dae4c948bf86a03cfad68bc98c0c2d83e64cbe3723cc72260c8dbfa262af8cb81f9b
+  checksum: 63d2617529e00a05e1ac9364639dc10761e50cb6a16e010ac6354011440de037112a82d7cdd29a65b139af528c7d865b047e157b25d15ac36ff701863d550a5b
   languageName: node
   linkType: hard
 
@@ -4396,7 +4396,7 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "@noir-lang/backend_barretenberg@workspace:tooling/noir_js_backend_barretenberg"
   dependencies:
-    "@aztec/bb.js": 0.41.0
+    "@aztec/bb.js": 0.43.0
     "@noir-lang/types": "workspace:*"
     "@types/node": ^20.6.2
     "@types/prettier": ^3