diff --git a/Cargo.toml b/Cargo.toml
index 87ca07a..4f38e9c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ jf-cap = { features=["std"], git = "https://github.com/EspressoSystems/cap.git"
 jf-utils = { features=["std"], git = "https://github.com/EspressoSystems/jellyfish.git" }
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0.61"
-snafu = { version = "0.6.10", features = ["backtraces"] }
+snafu = { version = "0.7", features = ["backtraces"] }
 surf = "2.3.1"
 tagged-base64 = { git = "https://github.com/EspressoSystems/tagged-base64.git", branch = "main"}
 tide = "0.16.0"
diff --git a/src/tagged_blob.rs b/src/tagged_blob.rs
index 661110d..fb1139b 100644
--- a/src/tagged_blob.rs
+++ b/src/tagged_blob.rs
@@ -27,7 +27,7 @@ pub enum TaggedBlobError {
 impl<T: Tagged + CanonicalDeserialize> TaggedBlob for T {
     fn from_tagged_blob(b64: &TaggedBase64) -> Result<Self, TaggedBlobError> {
         if b64.tag() == Self::tag() {
-            Self::deserialize(&*b64.value()).context(SerError)
+            Self::deserialize(&*b64.value()).context(SerSnafu)
         } else {
             Err(TaggedBlobError::TagMismatch {
                 actual: b64.tag(),