diff --git a/editor/blocks/zu.json b/editor/blocks/zu.json
index bd09e812..95fe2be7 100644
--- a/editor/blocks/zu.json
+++ b/editor/blocks/zu.json
@@ -13,7 +13,7 @@
     "CONTROL_WHILE": "ngenkathi %1",
     "CONTROL_FOREACH": "ngokunye %1 phakathi kwe %2",
     "CONTROL_STARTASCLONE": "lapho ngiqala njengo mfanekiso ",
-    "CONTROL_CREATECLONEOF": " Akha okufanayo %1 ",
+    "CONTROL_CREATECLONEOF": " akha okufanayo %1 ",
     "CONTROL_CREATECLONEOF_MYSELF": "mina uqobo",
     "CONTROL_DELETETHISCLONE": " Susa lumfanekiso ",
     "CONTROL_COUNTER": "isibali ",
@@ -154,21 +154,21 @@
     "OPERATORS_LETTEROF_APPLE": "a",
     "OPERATORS_LENGTH": "ubude be %1",
     "OPERATORS_CONTAINS": "%1 iqukethe %2",
-    "OPERATORS_MOD": "%1 ndingilizi %2",
+    "OPERATORS_MOD": "%1 mod %2",
     "OPERATORS_ROUND": "yingiliza %1",
     "OPERATORS_MATHOP": "%1 kwa %2",
     "OPERATORS_MATHOP_ABS": "abs",
     "OPERATORS_MATHOP_FLOOR": "phansi",
     "OPERATORS_MATHOP_CEILING": "uphahla",
     "OPERATORS_MATHOP_SQRT": "sqrt",
-    "OPERATORS_MATHOP_SIN": "isono",
+    "OPERATORS_MATHOP_SIN": "sin",
     "OPERATORS_MATHOP_COS": "cos",
-    "OPERATORS_MATHOP_TAN": "umbala onsundu",
+    "OPERATORS_MATHOP_TAN": "tan",
     "OPERATORS_MATHOP_ASIN": "asin",
     "OPERATORS_MATHOP_ACOS": "acos",
     "OPERATORS_MATHOP_ATAN": "atan",
-    "OPERATORS_MATHOP_LN": "ku / phakathi kwa",
-    "OPERATORS_MATHOP_LOG": "ugongolo / ugodo / incwadi eloba imidanti",
+    "OPERATORS_MATHOP_LN": "ln",
+    "OPERATORS_MATHOP_LOG": "log",
     "OPERATORS_MATHOP_EEXP": "e ^",
     "OPERATORS_MATHOP_10EXP": "10 ^",
     "PROCEDURES_DEFINITION": "chaza %1",
@@ -240,7 +240,7 @@
     "DELETE": "Cima",
     "ADD_COMMENT": "engeza ukuphawula",
     "REMOVE_COMMENT": "Susa ukuphawula",
-    "DELETE_BLOCK": "Susa Amabhulokisi / Susa ibhulokisi ",
+    "DELETE_BLOCK": "Susa Ibhulokisi ",
     "DELETE_X_BLOCKS": "Susa %1 Amabhulokisi",
     "DELETE_ALL_BLOCKS": "Susa wonke %1 amabhulokisi?",
     "CLEAN_UP": "hlanza amabhulokisi",