diff --git a/include/zephyr/data/jwt.h b/include/zephyr/data/jwt.h
index e502b9321ddac6..d8bd91ad01ef9c 100644
--- a/include/zephyr/data/jwt.h
+++ b/include/zephyr/data/jwt.h
@@ -119,7 +119,7 @@ int jwt_init_builder(struct jwt_builder *builder,
  * @retval <0 Failure.
  */
 int jwt_add_payload(struct jwt_builder *builder,
-		    int32_t exp,
+		    int32_t expt,
 		    int32_t iat,
 		    const char *aud);
 
@@ -162,14 +162,14 @@ int jwt_init_parser(struct jwt_parser *parser, const char *token, char *buffer,
  * Parse JWT payload from a previously initialized parser.
  *
  * @param parser A previously initialized parser.
- * @param exp A valid pointer to store Expiration Time value.
+ * @param expt A valid pointer to store Expiration Time value.
  * @param iat A valid pointer to store Issued At value.
  * @param aud A valid pointer to store Audience value.
  *
  * @retval 0 Success.
  * @retval <0 Failure.
  */
-int jwt_parse_payload(struct jwt_parser *parser, int32_t *exp, int32_t *iat, char *aud);
+int jwt_parse_payload(struct jwt_parser *parser, int32_t *expt, int32_t *iat, char *aud);
 
 /**
  * @brief Verify JWT header and signature.
diff --git a/subsys/jwt/jwt.c b/subsys/jwt/jwt.c
index a588fed7bc1d13..477e6fda7e1edb 100644
--- a/subsys/jwt/jwt.c
+++ b/subsys/jwt/jwt.c
@@ -241,12 +241,12 @@ static int jwt_add_header(struct jwt_builder *builder)
 }
 
 int jwt_add_payload(struct jwt_builder *builder,
-		     int32_t exp,
+		     int32_t expt,
 		     int32_t iat,
 		     const char *aud)
 {
 	struct jwt_payload payload = {
-		.exp = exp,
+		.exp = expt,
 		.iat = iat,
 		.aud = aud,
 	};
@@ -292,7 +292,7 @@ int jwt_init_builder(struct jwt_builder *builder,
 	return jwt_add_header(builder);
 }
 
-int jwt_parse_payload(struct jwt_parser *parser, int32_t *exp, int32_t *iat, char *aud)
+int jwt_parse_payload(struct jwt_parser *parser, int32_t *expt, int32_t *iat, char *aud)
 {
 	struct jwt_payload payload;
 	int res;
@@ -305,7 +305,7 @@ int jwt_parse_payload(struct jwt_parser *parser, int32_t *exp, int32_t *iat, cha
 	res = json_obj_parse(parser->buf, res, jwt_payload_desc, ARRAY_SIZE(jwt_payload_desc),
 			     &payload);
 	if (res == (1 << ARRAY_SIZE(jwt_payload_desc)) - 1) {
-		*exp = payload.exp;
+		*expt = payload.exp;
 		*iat = payload.iat;
 		strcpy(aud, payload.aud);
 		res = 0;
diff --git a/tests/subsys/jwt/src/main.c b/tests/subsys/jwt/src/main.c
index 6c1a29c1252d6f..369eb1d91d89d3 100644
--- a/tests/subsys/jwt/src/main.c
+++ b/tests/subsys/jwt/src/main.c
@@ -28,7 +28,7 @@ extern unsigned int jwt_test_private_der_len;
 
 ZTEST(jwt_tests, test_jwt)
 {
-	const int32_t exp = 1530312026;
+	const int32_t expt = 1530312026;
 	const int32_t iat = 1530308426;
 	static const char aud[] = "iot-work-199419";
 	/*
@@ -39,7 +39,7 @@ ZTEST(jwt_tests, test_jwt)
 	struct jwt_builder build;
 	char jwt[460];
 	struct jwt_parser parse;
-	int32_t parsed_exp = 0;
+	int32_t parsed_expt = 0;
 	int32_t parsed_iat = 0;
 	char parsed_aud[32] = {0};
 	int res;
@@ -47,7 +47,7 @@ ZTEST(jwt_tests, test_jwt)
 	res = jwt_init_builder(&build, buf, sizeof(buf));
 	zassert_equal(res, 0, "Setting up jwt");
 
-	res = jwt_add_payload(&build, exp, iat, aud);
+	res = jwt_add_payload(&build, expt, iat, aud);
 	zassert_equal(res, 0, "Adding payload");
 
 	res = jwt_sign(&build, jwt_test_private_der, jwt_test_private_der_len);
@@ -63,9 +63,9 @@ ZTEST(jwt_tests, test_jwt)
 	res = jwt_init_parser(&parse, jwt, buf, sizeof(buf));
 	zassert_equal(res, 0, "Setting up jwt parsing");
 
-	res = jwt_parse_payload(&parse, &parsed_exp, &parsed_iat, parsed_aud);
+	res = jwt_parse_payload(&parse, &parsed_expt, &parsed_iat, parsed_aud);
 	zassert_equal(res, 0, "Parsing payload");
-	zassert_equal(parsed_exp, exp, "Comparing expiration time");
+	zassert_equal(parsed_expt, expt, "Comparing expiration time");
 	zassert_equal(parsed_iat, iat, "Comparing issued at");
 	zassert_mem_equal(parsed_aud, aud, sizeof(aud), "Comparing audience");