diff --git a/domain/mathrank-auth-domain/src/main/java/kr/co/mathrank/domain/auth/client/NaverOAuthClient.java b/domain/mathrank-auth-domain/src/main/java/kr/co/mathrank/domain/auth/client/NaverOAuthClient.java
index e6f035d7..f860ff99 100644
--- a/domain/mathrank-auth-domain/src/main/java/kr/co/mathrank/domain/auth/client/NaverOAuthClient.java
+++ b/domain/mathrank-auth-domain/src/main/java/kr/co/mathrank/domain/auth/client/NaverOAuthClient.java
@@ -1,8 +1,12 @@
 package kr.co.mathrank.domain.auth.client;
 
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
+
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.MediaType;
 import org.springframework.web.client.RestClient;
+import org.springframework.web.util.UriUtils;
 
 import kr.co.mathrank.domain.auth.dto.OAuthLoginCommand;
 import kr.co.mathrank.domain.auth.entity.OAuthProvider;
@@ -64,7 +68,7 @@ public boolean revoke(final String refreshToken) {
 			.uri(uriBuilder -> uriBuilder
 				.queryParam("client_id", naverConfiguration.getClientId())
 				.queryParam("client_secret", naverConfiguration.getClientSecret())
-				.queryParam("access_token", token.access_token())
+				.queryParam("access_token", UriUtils.encode(token.access_token(), StandardCharsets.UTF_8))
 				.queryParam("grant_type", "delete")
 				.queryParam("service_provider", "NAVER")
 				.build())
diff --git a/domain/mathrank-auth-domain/src/test/java/kr/co/mathrank/domain/auth/util/UriUtilEncodeTest.java b/domain/mathrank-auth-domain/src/test/java/kr/co/mathrank/domain/auth/util/UriUtilEncodeTest.java
new file mode 100644
index 00000000..d712437a
--- /dev/null
+++ b/domain/mathrank-auth-domain/src/test/java/kr/co/mathrank/domain/auth/util/UriUtilEncodeTest.java
@@ -0,0 +1,16 @@
+package kr.co.mathrank.domain.auth.util;
+
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+import org.springframework.web.util.UriUtils;
+
+class UriUtilEncodeTest {
+	@Test
+	void plus_문자_인코딩_테스트() {
+		Assertions.assertNotEquals("+", UriUtils.encode("+", StandardCharsets.UTF_8));
+		Assertions.assertEquals("+", UriUtils.decode("+", StandardCharsets.UTF_8));
+	}
+}