diff --git a/AIProject/iCo/Features/ChatBot/View/BotMessageView.swift b/AIProject/iCo/Features/ChatBot/View/BotMessageView.swift
index 5458ea09..d9efa618 100644
--- a/AIProject/iCo/Features/ChatBot/View/BotMessageView.swift
+++ b/AIProject/iCo/Features/ChatBot/View/BotMessageView.swift
@@ -48,7 +48,7 @@ struct BotMessageView: View {
                 }
             }
             .foregroundStyle(.iCoLabel)
-            .font(.system(size: 14))
+            .font(.ico14)
             .lineSpacing(6)
             .padding(.vertical, 15)
             .padding(.horizontal, 18)
diff --git a/AIProject/iCo/Features/ChatBot/View/ChatBotFAQView.swift b/AIProject/iCo/Features/ChatBot/View/ChatBotFAQView.swift
index 08b142ae..2e22fbad 100644
--- a/AIProject/iCo/Features/ChatBot/View/ChatBotFAQView.swift
+++ b/AIProject/iCo/Features/ChatBot/View/ChatBotFAQView.swift
@@ -39,7 +39,7 @@ struct ChatBotFAQView: View {
                 VStack(spacing: 15) {
                     HStack {
                         Text("안녕하세요, 아이코 챗봇입니다.\n궁금하신 내용을 선택해주세요.")
-                            .font(.system(size: 15))
+                            .font(.ico15)
                         Spacer()
                     }
                     
@@ -51,7 +51,7 @@ struct ChatBotFAQView: View {
                         }
                         .frame(maxWidth: .infinity)
                         .padding(.vertical, 10)
-                        .font(.system(size: 14))
+                        .font(.ico14)
                         .background(.iCoBackgroundAccent)
                         .clipShape(RoundedRectangle(cornerRadius: 15))
                         .overlay(RoundedRectangle(cornerRadius: 15).strokeBorder(.accentGradient, lineWidth: 0.5))
@@ -60,7 +60,7 @@ struct ChatBotFAQView: View {
                 }
             }
             .foregroundStyle(.iCoLabel)
-            .font(.system(size: 14))
+            .font(.ico14)
             .lineSpacing(6)
             .padding(.vertical, 15)
             .padding(.horizontal, 18)
diff --git a/AIProject/iCo/Features/ChatBot/View/ChatInputView.swift b/AIProject/iCo/Features/ChatBot/View/ChatInputView.swift
index 96797adb..38ba26ac 100644
--- a/AIProject/iCo/Features/ChatBot/View/ChatInputView.swift
+++ b/AIProject/iCo/Features/ChatBot/View/ChatInputView.swift
@@ -17,7 +17,7 @@ struct ChatInputView: View {
         HStack {
             TextField("무엇이든 물어보세요.", text: $viewModel.searchText, axis: .vertical)
                 .lineLimit(1...3)
-                .font(.system(size: 14))
+                .font(.ico14)
                 .foregroundStyle(.iCoLabel)
                 .focused($isFocused)
 
@@ -25,6 +25,8 @@ struct ChatInputView: View {
                 Task { await viewModel.sendMessage(message: viewModel.searchText) }
             } label: {
                 Image(systemName: viewModel.isStreaming ? "square.fill" : "arrow.up")
+                    .resizable()
+                    .frame(width: 16, height: 16)
                     .foregroundStyle(viewModel.isEditable && !viewModel.isStreaming ? .iCoAccent : .iCoNeutral)
                     .padding(10)
             }
diff --git a/AIProject/iCo/Features/ChatBot/View/UserMessageView.swift b/AIProject/iCo/Features/ChatBot/View/UserMessageView.swift
index 9674aedf..efaaf421 100644
--- a/AIProject/iCo/Features/ChatBot/View/UserMessageView.swift
+++ b/AIProject/iCo/Features/ChatBot/View/UserMessageView.swift
@@ -15,7 +15,7 @@ struct UserMessageView: View {
         HStack {
             Spacer()
             Text(content)
-                .font(.system(size: 14))
+                .font(.ico14)
                 .lineSpacing(6)
                 .foregroundStyle(.iCoLabel)
                 .padding(.vertical, 15)