diff --git a/schala-lang/language/src/eval.rs b/schala-lang/language/src/eval.rs
index 403f23d..0c96451 100644
--- a/schala-lang/language/src/eval.rs
+++ b/schala-lang/language/src/eval.rs
@@ -8,7 +8,7 @@ use itertools::Itertools;
 
 use crate::util::ScopeStack;
 use crate::reduced_ast::{BoundVars, ReducedAST, Stmt, Expr, Lit, Func, Alternative, Subpattern};
-use crate::symbol_table::{SymbolSpec, Symbol, SymbolTable, ScopeSegment, FullyQualifiedSymbolName};
+use crate::symbol_table::{SymbolSpec, Symbol, SymbolTable, FullyQualifiedSymbolName};
 use crate::builtin::Builtin;
 
 mod test;
diff --git a/schala-lang/language/src/scope_resolution.rs b/schala-lang/language/src/scope_resolution.rs
index 89b1158..69f5294 100644
--- a/schala-lang/language/src/scope_resolution.rs
+++ b/schala-lang/language/src/scope_resolution.rs
@@ -5,7 +5,6 @@ use crate::ast::*;
 use crate::util::ScopeStack;
 
 type FQSNPrefix = Vec<ScopeSegment>;
-type NameScopeStack<'t> = ScopeStack<'t, Rc<String>, FQSNPrefix>;
 
 pub struct ScopeResolver<'a> {
   symbol_table: &'a mut SymbolTable,
diff --git a/schala-lang/language/src/symbol_table.rs b/schala-lang/language/src/symbol_table.rs
index edf8794..0566b3c 100644
--- a/schala-lang/language/src/symbol_table.rs
+++ b/schala-lang/language/src/symbol_table.rs
@@ -15,7 +15,7 @@ macro_rules! fqsn {
     {
       let mut vec = vec![];
       $(
-        vec.push(ScopeSegment::new(Rc::new($name.to_string())));
+        vec.push(crate::symbol_table::ScopeSegment::new(std::rc::Rc::new($name.to_string())));
       )*
       FullyQualifiedSymbolName(vec)
     }
diff --git a/schala-lang/language/src/symbol_table/symbol_trie.rs b/schala-lang/language/src/symbol_table/symbol_trie.rs
index d5690da..4e7176a 100644
--- a/schala-lang/language/src/symbol_table/symbol_trie.rs
+++ b/schala-lang/language/src/symbol_table/symbol_trie.rs
@@ -1,6 +1,5 @@
-use std::rc::Rc;
 use radix_trie::{Trie, TrieCommon, TrieKey};
-use super::{ScopeSegment, FullyQualifiedSymbolName};
+use super::FullyQualifiedSymbolName;
 use std::hash::{Hasher, Hash};
 use std::collections::hash_map::DefaultHasher;
 
diff --git a/schala-lang/language/src/symbol_table/test.rs b/schala-lang/language/src/symbol_table/test.rs
index a620e2f..f506702 100644
--- a/schala-lang/language/src/symbol_table/test.rs
+++ b/schala-lang/language/src/symbol_table/test.rs
@@ -1,6 +1,5 @@
 #![cfg(test)]
 
-#[macro_use]
 use super::*;
 use crate::util::quick_ast;