diff --git a/src/env.ts b/src/env.ts
index db9e2fc..a8db7aa 100644
--- a/src/env.ts
+++ b/src/env.ts
@@ -28,27 +28,27 @@ export const {
   OPENAI_LOGIN_TYPE,
   CHATGPT_TIMEOUT
 } = parseEnv(process.env, {
-  DATA_PATH:      {schema: z.string().default("./storage"),    description: "Set to /storage/ if using docker, ./storage if running without"},
+  DATA_PATH:                   { schema: z.string().default("./storage"),          description: "Set to /storage/ if using docker, ./storage if running without" },
   /** Matrix Bot Settings */
-  MATRIX_HOMESERVER_URL:      {schema: z.string().default("https://matrix.org")},
-  MATRIX_ACCESS_TOKEN:        {schema: z.string().optional(),  description: "Set MATRIX_BOT_USERNAME & MATRIX_BOT_PASSWORD to print MATRIX_ACCESS_TOKEN or follow https://webapps.stackexchange.com/questions/131056/how-to-get-an-access-token-for-element-riot-matrix"},
-  MATRIX_BOT_USERNAME:        {schema: z.string().optional(),  description: "Set full username: eg @bot:server.com (superseded by MATRIX_ACCESS_TOKEN if set)"},
-  MATRIX_BOT_PASSWORD:        {schema: z.string().optional(),  description: "Set password (superseded by MATRIX_ACCESS_TOKEN if set)"},
+  MATRIX_HOMESERVER_URL:       { schema: z.string().default("https://matrix.org"), description: "Set matrix homeserver with 'https://' prefix" },
+  MATRIX_ACCESS_TOKEN:         { schema: z.string().optional(),                    description: "Set MATRIX_BOT_USERNAME & MATRIX_BOT_PASSWORD to print MATRIX_ACCESS_TOKEN orfollow https://webapps.stackexchange.com/questions/131056/how-to-get-an-access-token-for-element-riot-matrix" },
+  MATRIX_BOT_USERNAME:         { schema: z.string().optional(),                    description: "Set full username: eg @bot:server.com (superseded by MATRIX_ACCESS_TOKEN if set)" },
+  MATRIX_BOT_PASSWORD:         { schema: z.string().optional(),                    description: "Set password (superseded by MATRIX_ACCESS_TOKEN if set)" },
   /** Matrix Bot Features */
-  MATRIX_AUTOJOIN:            {schema: z.boolean().default(true)},
-  MATRIX_ENCRYPTION:          {schema: z.boolean().default(true)},
-  MATRIX_THREADS:             {schema: z.boolean().default(true)},
-  MATRIX_PREFIX_DM:           {schema: z.boolean().default(false)},
-  MATRIX_RICH_TEXT:           {schema: z.boolean().default(true)},
+  MATRIX_AUTOJOIN:             { schema: z.boolean().default(true),                description: "Set to true if you want the bot to autojoin when invited" },
+  MATRIX_ENCRYPTION:           { schema: z.boolean().default(true),                description: "Set to true if you want the bot to support encrypted channels" },
+  MATRIX_THREADS:              { schema: z.boolean().default(true),                description: "Set to true if you want the bot to answer always in a new thread/conversation" },
+  MATRIX_PREFIX_DM:            { schema: z.boolean().default(false),               description: "Set to false if you want the bot to answer to all messages in a one-to-one room" },
+  MATRIX_RICH_TEXT:            { schema: z.boolean().default(true),                description: "Set to true if you want the bot to answer with enriched text" },
   /** Matrix Access Control */
-  MATRIX_BLACKLIST:           {schema: z.string().optional()},
-  MATRIX_WHITELIST:           {schema: z.string().optional()},
+  MATRIX_BLACKLIST:            { schema: z.string().optional(),                    description: "Set to a spaces separated string of 'user:homeserver' or a wildcard like ':anotherhomeserver.example' to blacklist users or domains" },
+  MATRIX_WHITELIST:            { schema: z.string().optional(),                    description: "Set to a spaces separated string of 'user:homeserver' or a wildcard like ':anotherhomeserver.example' to whitelist users or domains" },
   /** Matrix Bot Runtime Config */
-  MATRIX_DEFAULT_PREFIX:      {schema: z.string().default(""), description: "Set this to empty string if you don't want to use it. Trailing space matters."},
-  MATRIX_DEFAULT_PREFIX_REPLY:{schema: z.boolean().default(false)},
+  MATRIX_DEFAULT_PREFIX:       { schema: z.string().default(""),                   description: "Set this to empty string if you don't want to use it. Trailing space matters." },
+  MATRIX_DEFAULT_PREFIX_REPLY: { schema: z.boolean().default(false),               description: "Set to false if you want the bot to answer to all messages in a thread/conversation" },
   /** ChatGPT Settings */
-  OPENAI_EMAIL:               {schema: z.string().min(3)},
-  OPENAI_PASSWORD:            {schema: z.string().min(1)},
-  OPENAI_LOGIN_TYPE:          {schema: z.enum(["google", "openai", "microsoft"]).default("google")},
-  CHATGPT_TIMEOUT:            {schema: z.number().default(2 * 60 * 1000)}
+  OPENAI_EMAIL:                { schema: z.string().min(3),                        description: "Set full username of OpenAI's account" },
+  OPENAI_PASSWORD:           { schema: z.string().min(1),                          description: "Set password of OpenAI's account" },
+  OPENAI_LOGIN_TYPE:           { schema: z.enum(["google", "openai", "microsoft"]).default("google"), description: "Set authentication provider to 'google', 'openai' or 'microsoft'" },
+  CHATGPT_TIMEOUT:             { schema: z.number().default(2 * 60 * 1000),        description: "Set number of milliseconds to wait for CHATGPT responses" }
 });