diff --git a/README.MD b/README.MD
index 1bf6646..d586746 100644
--- a/README.MD
+++ b/README.MD
@@ -19,7 +19,7 @@ Each legal opcode (00-FF and CB 00 - CB FF) has a .json file. Each .json file re
     "h": 98,
     "l": 251,
     "ime": 0,
-    "ei": 0,
+    "ie": 0,
     "ram": [
       [
         16826,
@@ -43,7 +43,7 @@ Each legal opcode (00-FF and CB 00 - CB FF) has a .json file. Each .json file re
     "pc": 16827,
     "sp": 9383,
     "ime": 0,
-    "ei": 0,
+    "ie": 0,
     "ram": [
       [
         16826,
@@ -139,4 +139,4 @@ These tests assume 64K of flat RAM, no registers or memory mapping.
 
 Thanks and please open an issue for any errors! These tests were created by translating Ares' SM83 core, but they're probably not perfect. I'd like them to be, though.
 
-With that said, my emulator passes these tests, and also passes all of Blarg's CPU instruction tests, as well as running games fine. 
\ No newline at end of file
+With that said, my emulator passes these tests, and also passes all of Blarg's CPU instruction tests, as well as running games fine.