diff --git a/assets/text/TODO b/assets/text/TODO
index da2b5a0..5d96ce1 100644
--- a/assets/text/TODO
+++ b/assets/text/TODO
@@ -24,9 +24,8 @@ Queue:
 2)  text tool: impl. backspace & enter, update internal brushPos if updated w/ arrow keys
 3)  text tool: a) honour RTL text flow b) navigating w/ cursor keys c) pasting text
 4)  scroll down, apply operator to entire canvas, scroll up
-5)  flip tool: correctly flip chars e.g. \ -> /, etc.
-6)  underline FUCKING BROKEN _AGAIN_
-7)  select-related {re,un}do bugs
-8)  clone selection lag
+5)  underline FUCKING BROKEN _AGAIN_
+6)  select-related {re,un}do bugs
+7)  clone selection lag
 
 vim:ff=dos tw=0
diff --git a/liboperators/OperatorFlipVertical.py b/liboperators/OperatorFlipVertical.py
index 856b0e0..4f9235b 100644
--- a/liboperators/OperatorFlipVertical.py
+++ b/liboperators/OperatorFlipVertical.py
@@ -8,12 +8,23 @@ from Operator import Operator
 
 class OperatorFlipVertical(Operator):
     name = "Flip"
+    flipPairs = {
+        "(":")", ")":"(",
+        "/":"\\", "\\":"/",
+        "\[":"]", "]":"\[",
+        "\{":"\}", "\}":"\{",
+        "<":">", ">":"<",
+        "`":"'",
+    }
 
     #
     # apply(self, region)
     def apply(self, region):
         for numRow in range(len(region)):
             region[numRow].reverse()
+            for numCol in range(len(region[numRow])):
+                if region[numRow][numCol][3] in self.flipPairs:
+                    region[numRow][numCol][3] = self.flipPairs[region[numRow][numCol][3]]
         return region
 
     # __init__(self, *args): initialisation method