diff --git a/ktor/common/src/commonMain/kotlin/dev/inmo/micro_utils/ktor/common/QueryParamsBuilder.kt b/ktor/common/src/commonMain/kotlin/dev/inmo/micro_utils/ktor/common/QueryParamsBuilder.kt
index 0ef45009594..536553f2332 100644
--- a/ktor/common/src/commonMain/kotlin/dev/inmo/micro_utils/ktor/common/QueryParamsBuilder.kt
+++ b/ktor/common/src/commonMain/kotlin/dev/inmo/micro_utils/ktor/common/QueryParamsBuilder.kt
@@ -3,16 +3,28 @@ package dev.inmo.micro_utils.ktor.common
 typealias QueryParam = Pair<String, String?>
 typealias QueryParams = Map<String, String?>
 
+/**
+ * Create query part which includes key=value pairs separated with &
+ */
 val QueryParams.asUrlQuery: String
     get() = keys.joinToString("&") { "${it}${get(it) ?.let { value -> "=$value" }}" }
 
+/**
+ * Create query part which includes key=value pairs separated with &
+ */
 val List<QueryParam>.asUrlQuery: String
     get() = joinToString("&") { (key, value) -> "${key}${value ?.let { _ -> "=$value" }}" }
 
+/**
+ * Create query part which includes key=value pairs separated with & and attach to receiver
+ */
 fun String.includeQueryParams(
     queryParams: QueryParams
 ): String = "$this${if(queryParams.isNotEmpty()) "${if (contains("?")) "&" else "?"}${queryParams.asUrlQuery}" else ""}"
 
+/**
+ * Create query part which includes key=value pairs separated with & and attach to receiver
+ */
 fun String.includeQueryParams(
     queryParams: List<QueryParam>
 ): String = "$this${if (contains("?")) "&" else "?"}${queryParams.asUrlQuery}"