diff --git a/src/dp32proto/dbg.json b/src/dp32proto/dbg.json
new file mode 100644
index 0000000..7524509
--- /dev/null
+++ b/src/dp32proto/dbg.json
@@ -0,0 +1,98 @@
+{
+  "labels": {
+    "_start": 0,
+    "_start_return": 9,
+    "f_fibo": 11,
+    "f_fibo_loop": 14,
+    "return": 27,
+    "result": 28,
+    "end": 29
+  },
+  "instructions": {
+    "0": {
+      "length": 1,
+      "srcline": 6
+    },
+    "1": {
+      "length": 1,
+      "srcline": 7
+    },
+    "2": {
+      "length": 2,
+      "srcline": 8
+    },
+    "4": {
+      "length": 2,
+      "srcline": 9
+    },
+    "6": {
+      "length": 2,
+      "srcline": 10
+    },
+    "8": {
+      "length": 1,
+      "srcline": 11
+    },
+    "9": {
+      "length": 2,
+      "srcline": 13
+    },
+    "11": {
+      "length": 1,
+      "srcline": 16
+    },
+    "12": {
+      "length": 1,
+      "srcline": 17
+    },
+    "13": {
+      "length": 1,
+      "srcline": 18
+    },
+    "14": {
+      "length": 1,
+      "srcline": 20
+    },
+    "15": {
+      "length": 1,
+      "srcline": 21
+    },
+    "16": {
+      "length": 1,
+      "srcline": 22
+    },
+    "17": {
+      "length": 1,
+      "srcline": 23
+    },
+    "18": {
+      "length": 1,
+      "srcline": 24
+    },
+    "19": {
+      "length": 2,
+      "srcline": 25
+    },
+    "21": {
+      "length": 2,
+      "srcline": 27
+    },
+    "23": {
+      "length": 2,
+      "srcline": 28
+    },
+    "25": {
+      "length": 2,
+      "srcline": 29
+    },
+    "27": {
+      "length": 1,
+      "srcline": 31
+    },
+    "28": {
+      "length": 1,
+      "srcline": 32
+    }
+  },
+  "src": "C:\\Users\\etdia\\code\\dp32-proto\\src\\test.dasm"
+}
\ No newline at end of file
diff --git a/src/dp32proto/dbg_main.py b/src/dp32proto/dbg_main.py
index c437d72..0c4d583 100644
--- a/src/dp32proto/dbg_main.py
+++ b/src/dp32proto/dbg_main.py
@@ -51,7 +51,7 @@ def main():
         dbg_dict: DbgDict = parse_dbg(json.load(f))
 
     dbg = Debugger(mem, dbg_dict)
-    with open (dbg_dict["src"], 'r') as f:
+    with open (dbg_dict["src"], 'r', encoding="utf8") as f:
         src = f.read()
 
     dbg_tui.run_tui(dbg, src)
diff --git a/src/dp32proto/dpdebugger.py b/src/dp32proto/dpdebugger.py
index 13c224d..184d3d7 100644
--- a/src/dp32proto/dpdebugger.py
+++ b/src/dp32proto/dpdebugger.py
@@ -55,7 +55,7 @@ class Debugger:
             }
 
     def __init__(self, mem: bytearray, dbg_dict: DbgDict):
-        with open(dbg_dict["src"], 'r') as f:
+        with open(dbg_dict["src"], 'r', encoding="utf8") as f:
             self._source_lines = f.readlines()
         self._vm = VM(mem)
         self._dbg_dict = dbg_dict