diff --git a/slither/solc_parsing/expressions/expression_parsing.py b/slither/solc_parsing/expressions/expression_parsing.py
index 759d3d6a2d..ff974a9fdd 100644
--- a/slither/solc_parsing/expressions/expression_parsing.py
+++ b/slither/solc_parsing/expressions/expression_parsing.py
@@ -445,6 +445,7 @@ def parse_expression(expression: Dict, caller_context: CallerContextExpression)
                 t = expression["attributes"]["type"]
 
         if t:
+
             found = re.findall("[struct|enum|function|modifier] \(([\[\] ()a-zA-Z0-9\.,_]*)\)", t)
             assert len(found) <= 1
             if found:
@@ -455,7 +456,6 @@ def parse_expression(expression: Dict, caller_context: CallerContextExpression)
             referenced_declaration = expression["referencedDeclaration"]
         else:
             referenced_declaration = None
-
         var, was_created = find_variable(value, caller_context, referenced_declaration)
         if was_created:
             var.set_offset(src, caller_context.compilation_unit)
diff --git a/slither/solc_parsing/solidity_types/type_parsing.py b/slither/solc_parsing/solidity_types/type_parsing.py
index f052bba057..b77cc92ce9 100644
--- a/slither/solc_parsing/solidity_types/type_parsing.py
+++ b/slither/solc_parsing/solidity_types/type_parsing.py
@@ -272,8 +272,12 @@ def parse_type(
         all_structuress = [c.structures for c in scope.contracts.values()]
         all_structures = [item for sublist in all_structuress for item in sublist]
         all_structures += structures_direct_access
+
         enums_direct_access = []
-        all_enums = scope.enums.values()
+        all_enumss = [c.enums for c in scope.contracts.values()]
+        all_enums = [item for sublist in all_enumss for item in sublist]
+        all_enums += scope.enums.values()
+
         contracts = scope.contracts.values()
         functions = list(scope.functions)
 
diff --git a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.4-compact.zip b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.4-compact.zip
index 913457a623..15e749a197 100644
Binary files a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.4-compact.zip and b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.4-compact.zip differ
diff --git a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.5-compact.zip b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.5-compact.zip
index 713a6a113b..070019e18a 100644
Binary files a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.5-compact.zip and b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.5-compact.zip differ
diff --git a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.6-compact.zip b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.6-compact.zip
index 2f3d091f86..e99b78ab69 100644
Binary files a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.6-compact.zip and b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.6-compact.zip differ
diff --git a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.7-compact.zip b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.7-compact.zip
index 97aa5d97af..42062d7081 100644
Binary files a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.7-compact.zip and b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.7-compact.zip differ
diff --git a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.8-compact.zip b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.8-compact.zip
index d97e8eb0ff..d11a080ffb 100644
Binary files a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.8-compact.zip and b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.8-compact.zip differ
diff --git a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.9-compact.zip b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.9-compact.zip
index f732869b3c..1b450a6e3f 100644
Binary files a/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.9-compact.zip and b/tests/ast-parsing/compile/custom_error-0.8.4.sol-0.8.9-compact.zip differ
diff --git a/tests/ast-parsing/custom_error-0.8.4.sol b/tests/ast-parsing/custom_error-0.8.4.sol
index d62f96e87e..ea185de89e 100644
--- a/tests/ast-parsing/custom_error-0.8.4.sol
+++ b/tests/ast-parsing/custom_error-0.8.4.sol
@@ -1,4 +1,8 @@
 pragma solidity ^0.8.4;
+interface I {
+  enum SomeEnum { ONE, TWO, THREE }
+  error ErrorWithEnum(SomeEnum e);
+}
 
 struct St{
     uint v;
@@ -8,7 +12,8 @@ error ErrorSimple();
 error ErrorWithArgs(uint, uint);
 error ErrorWithStruct(St s);
 
-contract VendingMachine {
+
+contract VendingMachine is I {
 
     function err0() public {
         revert ErrorSimple();
@@ -19,10 +24,14 @@ contract VendingMachine {
     }
     function err2() public{
         revert ErrorWithArgs(10+10, 10);
+        revert ErrorWithArgs(uint(SomeEnum.ONE), uint(SomeEnum.ONE));
     }
     function err3() public{
         revert('test');
     }
+    function err4() public {
+        revert ErrorWithEnum(SomeEnum.ONE);
+    }
 }
 
 contract A{
@@ -43,3 +52,4 @@ contract B is A{
     }
 }
 
+
diff --git a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.4-compact.json b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.4-compact.json
index 995b49f834..0a90299792 100644
--- a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.4-compact.json
+++ b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.4-compact.json
@@ -1,9 +1,11 @@
 {
+  "I": {},
   "VendingMachine": {
     "err0()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
     "err1()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: NEW VARIABLE 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
-    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
-    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
+    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
+    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
+    "err4()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
   },
   "A": {
     "f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
diff --git a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.5-compact.json b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.5-compact.json
index 995b49f834..0a90299792 100644
--- a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.5-compact.json
+++ b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.5-compact.json
@@ -1,9 +1,11 @@
 {
+  "I": {},
   "VendingMachine": {
     "err0()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
     "err1()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: NEW VARIABLE 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
-    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
-    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
+    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
+    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
+    "err4()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
   },
   "A": {
     "f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
diff --git a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.6-compact.json b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.6-compact.json
index 995b49f834..0a90299792 100644
--- a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.6-compact.json
+++ b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.6-compact.json
@@ -1,9 +1,11 @@
 {
+  "I": {},
   "VendingMachine": {
     "err0()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
     "err1()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: NEW VARIABLE 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
-    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
-    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
+    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
+    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
+    "err4()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
   },
   "A": {
     "f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
diff --git a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.7-compact.json b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.7-compact.json
index 995b49f834..0a90299792 100644
--- a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.7-compact.json
+++ b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.7-compact.json
@@ -1,9 +1,11 @@
 {
+  "I": {},
   "VendingMachine": {
     "err0()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
     "err1()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: NEW VARIABLE 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
-    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
-    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
+    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
+    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
+    "err4()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
   },
   "A": {
     "f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
diff --git a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.8-compact.json b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.8-compact.json
index 995b49f834..0a90299792 100644
--- a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.8-compact.json
+++ b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.8-compact.json
@@ -1,9 +1,11 @@
 {
+  "I": {},
   "VendingMachine": {
     "err0()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
     "err1()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: NEW VARIABLE 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
-    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
-    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
+    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
+    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
+    "err4()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
   },
   "A": {
     "f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
diff --git a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.9-compact.json b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.9-compact.json
index 995b49f834..0a90299792 100644
--- a/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.9-compact.json
+++ b/tests/ast-parsing/expected/custom_error-0.8.4.sol-0.8.9-compact.json
@@ -1,9 +1,11 @@
 {
+  "I": {},
   "VendingMachine": {
     "err0()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
     "err1()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: NEW VARIABLE 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
-    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
-    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
+    "err2()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n1->2;\n2[label=\"Node Type: EXPRESSION 2\n\"];\n}\n",
+    "err3()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n",
+    "err4()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"
   },
   "A": {
     "f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->1;\n1[label=\"Node Type: EXPRESSION 1\n\"];\n}\n"