diff --git a/Cargo.toml b/Cargo.toml
index 2684d2b9..94fd857d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ members = [
 resolver = "2"
 
 [workspace.package]
-rust-version = "1.71.1"
+rust-version = "1.72.0"
 
 [workspace.dependencies]
 aho-corasick = "1.1.2"
diff --git a/README.md b/README.md
index 0dec3660..e27cda20 100644
--- a/README.md
+++ b/README.md
@@ -189,7 +189,7 @@ Please make sure, that you read the
 
 ## Minimum Rust version policy
 
-This crate's minimum supported `rustc` version is `1.71.1`.
+This crate's minimum supported `rustc` version is `1.72.0`.
 
 The current policy is that the minimum Rust version required to use this crate
 can be increased in minor version updates. For example, if `crate 1.0` requires
diff --git a/crates/backend/README.md b/crates/backend/README.md
index ed421026..ef415dcc 100644
--- a/crates/backend/README.md
+++ b/crates/backend/README.md
@@ -100,7 +100,7 @@ Please make sure, that you read the
 
 ## Minimum Rust version policy
 
-This crate's minimum supported `rustc` version is `1.71.1`.
+This crate's minimum supported `rustc` version is `1.72.0`.
 
 The current policy is that the minimum Rust version required to use this crate
 can be increased in minor version updates. For example, if `crate 1.0` requires
diff --git a/crates/backend/src/rest.rs b/crates/backend/src/rest.rs
index 0423fec1..58552167 100644
--- a/crates/backend/src/rest.rs
+++ b/crates/backend/src/rest.rs
@@ -256,16 +256,16 @@ impl ReadBackend for RestBackend {
                 .map_err(RestErrorKind::JoiningUrlFailed)?
         };
 
-        match backoff::retry_notify(
+        // format which is delivered by the REST-service
+        #[derive(Deserialize)]
+        struct ListEntry {
+            name: String,
+            size: u32,
+        }
+
+        backoff::retry_notify(
             self.backoff.clone(),
             || {
-                // format which is delivered by the REST-service
-                #[derive(Deserialize)]
-                struct ListEntry {
-                    name: String,
-                    size: u32,
-                }
-
                 if tpe == FileType::Config {
                     return Ok(
                         if self.client.head(url.clone()).send()?.status().is_success() {
@@ -293,10 +293,8 @@ impl ReadBackend for RestBackend {
                     .collect())
             },
             notify,
-        ) {
-            Ok(val) => Ok(val),
-            Err(e) => Err(RestErrorKind::BackoffError(e).into()),
-        }
+        )
+        .map_err(|e| RestErrorKind::BackoffError(e).into())
     }
 
     /// Returns the content of a file.
diff --git a/crates/core/README.md b/crates/core/README.md
index 9df8d691..cb005f7d 100644
--- a/crates/core/README.md
+++ b/crates/core/README.md
@@ -215,7 +215,7 @@ Please make sure, that you read the
 
 ## Minimum Rust version policy
 
-This crate's minimum supported `rustc` version is `1.71.1`.
+This crate's minimum supported `rustc` version is `1.72.0`.
 
 The current policy is that the minimum Rust version required to use this crate
 can be increased in minor version updates. For example, if `crate 1.0` requires
diff --git a/crates/core/src/blob.rs b/crates/core/src/blob.rs
index 6c546236..540fe4c1 100644
--- a/crates/core/src/blob.rs
+++ b/crates/core/src/blob.rs
@@ -40,7 +40,7 @@ impl BlobType {
 
 pub type BlobTypeMap<T> = EnumMap<BlobType, T>;
 
-/// Initialize is a new trait to define the method init() for a [`BlobTypeMap`]
+/// Initialize is a new trait to define the method `init()` for a [`BlobTypeMap`]
 pub trait Initialize<T: Default + Sized> {
     /// Initialize a [`BlobTypeMap`] by processing a given function for each [`BlobType`]
     fn init<F: FnMut(BlobType) -> T>(init: F) -> BlobTypeMap<T>;