diff --git a/tss-esapi/Cargo.toml b/tss-esapi/Cargo.toml
index 36aa3c03..d4b29503 100644
--- a/tss-esapi/Cargo.toml
+++ b/tss-esapi/Cargo.toml
@@ -25,8 +25,8 @@ regex = "1.3.9"
 zeroize = { version = "1.1.0", features = ["zeroize_derive"] }
 tss-esapi-sys = { path = "../tss-esapi-sys", version = "0.5.0" }
 oid = "0.2.1"
-picky-asn1 = "0.8.0"
-picky-asn1-x509 = "0.12.0"
+picky-asn1 = "0.10.0"
+picky-asn1-x509 = "0.15.2"
 getrandom = "0.2.11"
 
 [dev-dependencies]