diff --git a/src/main/kotlin/roomescape/common/log/RoomescapeLogMaskingConverter.kt b/src/main/kotlin/roomescape/common/log/RoomescapeLogMaskingConverter.kt
index 2c94c436..104eeba9 100644
--- a/src/main/kotlin/roomescape/common/log/RoomescapeLogMaskingConverter.kt
+++ b/src/main/kotlin/roomescape/common/log/RoomescapeLogMaskingConverter.kt
@@ -10,7 +10,7 @@ import com.fasterxml.jackson.databind.node.TextNode
 import roomescape.common.config.JacksonConfig
 
 private const val MASK: String = "****"
-private val SENSITIVE_KEYS = setOf("password", "accessToken")
+private val SENSITIVE_KEYS = setOf("password", "accessToken", "phone")
 private val objectMapper: ObjectMapper = JacksonConfig().objectMapper()
 
 class RoomescapeLogMaskingConverter : MessageConverter() {