diff --git a/Cargo.lock b/Cargo.lock
index 3da9db77f6..4fd63c03c1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -823,9 +823,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.56"
+version = "1.0.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b63bdb0cd06f1f4dedf69b254734f9b45af66e4a031e42a7480257d9898b435"
+checksum = "18fb31db3f9bddb2ea821cde30a9f70117e3f119938b5ee630b7403aa6e2ead9"
 dependencies = [
  "unicode-ident",
 ]
diff --git a/Jenkinsfile b/Jenkinsfile
index 91ba4b2ef3..004c3779eb 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -37,7 +37,7 @@ properties(
                        defaultValue: 'fuzz-regression-1.1',
                        description: 'test-pipelines branch for fuzz regression tests'),
                 string(name: 'FUZZ_CORPUS_BRANCH',
-                       defaultValue: 'master',
+                       defaultValue: '1.1',
                        description: 'private-fuzz-corpus branch'),
                 string(name: 'SHARED_LIB_BRANCH',
                        defaultValue: 'master',