diff --git a/doc/source/basicgameplay/codingcontracts.rst b/doc/source/basicgameplay/codingcontracts.rst
index 7dacae18e..d2fadbab7 100644
--- a/doc/source/basicgameplay/codingcontracts.rst
+++ b/doc/source/basicgameplay/codingcontracts.rst
@@ -374,7 +374,7 @@ The list contains the name of (i.e. the value returned by
 |                                         | | substitution cipher in which each letter in the plaintext is replaced by a letter some |
 |                                         | | fixed number of positions down the alphabet. For example, with a left shift of 3, D    |
 |                                         | | would be replaced by A, E would become B, and A would become X (because of rotation).  |
-|                                         | | You are given the an array with two elements.The first element is the plaintext, the   |
+|                                         | | You are given an array with two elements.The first element is the plaintext, the       |
 |                                         | | second element is the left shift value. Return the ciphertext as uppercase string.     |
 |                                         | | Spaces remains the same.                                                               |
 +-----------------------------------------+------------------------------------------------------------------------------------------+
diff --git a/src/data/codingcontracttypes.ts b/src/data/codingcontracttypes.ts
index 48b16ae17..9e85ae1de 100644
--- a/src/data/codingcontracttypes.ts
+++ b/src/data/codingcontracttypes.ts
@@ -1618,7 +1618,7 @@ export const codingContractTypesMetadata: ICodingContractTypeMetadata[] = [
         "is replaced by a letter some fixed number of positions down the alphabet.",
         "For example, with a left shift of 3, D would be replaced by A, ",
         "E would become B, and A would become X (because of rotation).\n\n",
-        "You are given the an array with two elements:\n",
+        "You are given an array with two elements:\n",
         `  ["${data[0]}", ${data[1]}]\n`,
         "The first element is the plaintext, the second element is the left shift value.\n\n",
         "Return the ciphertext as uppercase string. Spaces remains the same.",