diff --git a/src/core/operations/AffineCipherDecode.mjs b/src/core/operations/AffineCipherDecode.mjs
index 45316f9a..9c649079 100644
--- a/src/core/operations/AffineCipherDecode.mjs
+++ b/src/core/operations/AffineCipherDecode.mjs
@@ -20,7 +20,7 @@ class AffineCipherDecode extends Operation {
 
         this.name = "Affine Cipher Decode";
         this.module = "Ciphers";
-        this.description = "The Affine cipher is a type of monoalphabetic substitution cipher. To decrypt, each letter in an alphabet is mapped to its numeric equivalent, decrypted by a mathematical function, and converted back to a letter.";
+        this.description = "The Affine cipher is a type of monoalphabetic substitution cipher. To decrypt, each letter in an alphabet is mapped to its numeric equivalent, decrypted by a mathematical function (the inverse of ax+b % m), and converted back to a letter.";
         this.infoURL = "https://wikipedia.org/wiki/Affine_cipher";
         this.inputType = "string";
         this.outputType = "string";
diff --git a/src/core/operations/AffineCipherEncode.mjs b/src/core/operations/AffineCipherEncode.mjs
index 7ba0ad60..8a04fcd5 100644
--- a/src/core/operations/AffineCipherEncode.mjs
+++ b/src/core/operations/AffineCipherEncode.mjs
@@ -20,7 +20,7 @@ class AffineCipherEncode extends Operation {
 
         this.name = "Affine Cipher Encode";
         this.module = "Ciphers";
-        this.description = "The Affine cipher is a type of monoalphabetic substitution cipher, wherein each letter in an alphabet is mapped to its numeric equivalent, encrypted using simple mathematical function, <code>(ax + b) % 26</code>, and converted back to a letter.";
+        this.description = "The Affine cipher is a type of monoalphabetic substitution cipher, wherein each letter in an alphabet is mapped to its numeric equivalent, encrypted using simple mathematical function, <code>(ax + b) % m</code>, and converted back to a letter.";
         this.infoURL = "https://wikipedia.org/wiki/Affine_cipher";
         this.inputType = "string";
         this.outputType = "string";