diff --git a/src/brainfuck/__brainfuck.py b/src/brainfuck/__brainfuck.py
index a6b9ef3..b911b76 100644
--- a/src/brainfuck/__brainfuck.py
+++ b/src/brainfuck/__brainfuck.py
@@ -33,34 +33,34 @@ class BrainFuckByteCodeCompiler:
 
 class BrainFuckEnterpreter(Enterpreter):
     @opcode(BrainFuckByteCode[">"])
-    def a_(self):
+    def forward(self):
         self._memory_pointer += 1
 
     @opcode(BrainFuckByteCode["<"])
-    def b_(self):
+    def backward(self):
         self._memory_pointer -= 1
 
     @opcode(BrainFuckByteCode["+"])
-    def c_(self):
+    def increment(self):
         val = self._memory[self._memory_pointer]
         self._memory[self._memory_pointer] = (val + 1) % 256
 
     @opcode(BrainFuckByteCode["-"])
-    def d_(self):
+    def decrement(self):
         val = self._memory[self._memory_pointer]
         self._memory[self._memory_pointer] = (val - 1) & 255
 
     @opcode(BrainFuckByteCode["."])
-    def e_(self):
+    def io_in(self):
         stdout.write(chr(self._memory[self._memory_pointer]))
 
     @opcode(BrainFuckByteCode[","])
-    def f_(self):
+    def io_out(self):
         stdout.flush()
         self._memory[self._memory_pointer] = ord(stdin.read(1))
 
     @opcode(BrainFuckByteCode["["])
-    def g_(self):
+    def loop_start(self):
         # Ignore opcode if mem_pointer == 0
         if self._memory[self._memory_pointer] > 0:
             pass
@@ -68,7 +68,7 @@ class BrainFuckEnterpreter(Enterpreter):
             self._program_counter = self.findNext() - 1
 
     @opcode(BrainFuckByteCode["]"])
-    def h_(self):
+    def start_end(self):
         self._program_counter = self.findNext(-1)
 
     def findNext(self, incrementValue: int = 1) -> int: