diff --git a/libimagruby/src/entry.rs b/libimagruby/src/entry.rs
index 4614feab..e7a61bef 100644
--- a/libimagruby/src/entry.rs
+++ b/libimagruby/src/entry.rs
@@ -19,13 +19,9 @@
 
 use std::collections::BTreeMap;
 use std::error::Error;
-use std::ops::Deref;
-use std::ops::DerefMut;
 
 use ruru::{Class, Object, AnyObject, Boolean, RString, VM, Hash, NilClass, VerifiedObject};
-use uuid::Uuid;
 
-use libimagstore::store::FileLockEntry as FLE;
 use libimagstore::store::EntryHeader;
 use libimagstore::store::EntryContent;
 use libimagstore::store::Entry;
@@ -35,7 +31,6 @@ use ruby_utils::IntoToml;
 use toml_utils::IntoRuby;
 use util::Wrap;
 use util::Unwrap;
-use cache::RUBY_STORE_CACHE;
 use cache::StoreHandle;
 
 pub struct FileLockEntryHandle(StoreHandle, StoreId);
@@ -132,7 +127,6 @@ methods!(
 
     fn r_set_header(hdr: Hash) -> NilClass {
         use ruby_utils::IntoToml;
-        use toml_utils::IntoRuby;
         use toml::Value;
 
         let entryheader = match typecheck!(hdr or return NilClass::new()).into_toml() {
@@ -160,7 +154,6 @@ methods!(
 
     fn r_set_content(ctt: RString) -> NilClass {
         use ruby_utils::IntoToml;
-        use toml_utils::IntoRuby;
         use toml::Value;
 
         let content = match typecheck!(ctt).into_toml() {
diff --git a/libimagruby/src/imag.rs b/libimagruby/src/imag.rs
index a59610b2..e471fcff 100644
--- a/libimagruby/src/imag.rs
+++ b/libimagruby/src/imag.rs
@@ -34,7 +34,6 @@ methods!(
         use std::env::var as env_var;
         use env_logger;
         use log;
-        use log::{Log, LogLevel, LogRecord, LogMetadata};
         use log::LogLevelFilter;
 
         let debug = match debug {
diff --git a/libimagruby/src/store.rs b/libimagruby/src/store.rs
index 4c3a49a2..dbf1555e 100644
--- a/libimagruby/src/store.rs
+++ b/libimagruby/src/store.rs
@@ -20,13 +20,9 @@
 use libimagstore::store::Store;
 use libimagerror::trace::trace_error;
 use std::error::Error;
-use std::ops::Deref;
-use std::ops::DerefMut;
 
-use ruru::{Class, Object, AnyObject, Boolean, RString, VM, Hash, NilClass, VerifiedObject};
+use ruru::{Class, Object, AnyObject, Boolean, RString, VM, NilClass, VerifiedObject};
 
-use ruby_utils::IntoToml;
-use toml_utils::IntoRuby;
 use util::Wrap;
 use util::Unwrap;
 
@@ -160,13 +156,10 @@ methods!(
     //
     fn new(store_debugging: Boolean, rtp: RString) -> AnyObject {
         use std::path::PathBuf;
-        use libimagerror::into::IntoError;
         use libimagerror::trace::trace_error;
         use libimagerror::trace::trace_error_dbg;
-        use libimagerror::trace::trace_error_exit;
         use libimagrt::configuration::ConfigErrorKind;
         use libimagrt::configuration::Configuration;
-        use libimagrt::error::RuntimeErrorKind;
         use libimagstore::error::StoreErrorKind;
         use libimagstore::hook::Hook;
         use libimagstore::hook::position::HookPosition as HP;