diff --git a/src/configure.c b/src/configure.c
index 1714d9f5..6d3cf9cb 100644
--- a/src/configure.c
+++ b/src/configure.c
@@ -245,7 +245,7 @@ readBackupCatalogConfigFile(void)
 		{ 's', 0, "error-log-filename",		&(config->error_log_filename),	SOURCE_CMDLINE },
 		{ 's', 0, "log-directory",			&(config->log_directory),		SOURCE_CMDLINE },
 		{ 'U', 0, "log-rotation-size",		&(config->log_rotation_size),	SOURCE_CMDLINE,	SOURCE_DEFAULT,	OPTION_UNIT_KB },
-		{ 'U', 0, "log-rotation-age",		&(config->log_rotation_age),	SOURCE_CMDLINE,	SOURCE_DEFAULT,	OPTION_UNIT_MIN },
+		{ 'U', 0, "log-rotation-age",		&(config->log_rotation_age),	SOURCE_CMDLINE,	SOURCE_DEFAULT,	OPTION_UNIT_MS },
 		/* connection options */
 		{ 's', 0, "pgdata",					&(config->pgdata),				SOURCE_FILE_STRICT },
 		{ 's', 0, "pgdatabase",				&(config->pgdatabase),			SOURCE_FILE_STRICT },
diff --git a/src/pg_probackup.c b/src/pg_probackup.c
index b1b51ceb..cf51fd10 100644
--- a/src/pg_probackup.c
+++ b/src/pg_probackup.c
@@ -199,7 +199,7 @@ static pgut_option options[] =
 	{ 's', 143, "error-log-filename",	&error_log_filename, SOURCE_CMDLINE },
 	{ 's', 144, "log-directory",		&log_directory,		SOURCE_CMDLINE },
 	{ 'U', 145, "log-rotation-size",	&log_rotation_size,	SOURCE_CMDLINE,	SOURCE_DEFAULT,	OPTION_UNIT_KB },
-	{ 'U', 146, "log-rotation-age",		&log_rotation_age,	SOURCE_CMDLINE,	SOURCE_DEFAULT,	OPTION_UNIT_MIN },
+	{ 'U', 146, "log-rotation-age",		&log_rotation_age,	SOURCE_CMDLINE,	SOURCE_DEFAULT,	OPTION_UNIT_MS },
 	/* connection options */
 	{ 's', 'd', "pgdatabase",			&pgut_dbname,		SOURCE_CMDLINE },
 	{ 's', 'h', "pghost",				&host,				SOURCE_CMDLINE },