diff --git a/ca/xiaowu/xiaowu.cer b/ca/xiaowu/xiaowu.cer
index 7bd5289..882346e 100644
--- a/ca/xiaowu/xiaowu.cer
+++ b/ca/xiaowu/xiaowu.cer
@@ -1,51 +1,51 @@
 -----BEGIN CERTIFICATE-----
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 -----END CERTIFICATE-----
 
 -----BEGIN CERTIFICATE-----
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 -----END CERTIFICATE-----
diff --git a/ca/xiaowu/xiaowu.key b/ca/xiaowu/xiaowu.key
index 93a8eb2..c45b897 100644
--- a/ca/xiaowu/xiaowu.key
+++ b/ca/xiaowu/xiaowu.key
@@ -1,5 +1,5 @@
 -----BEGIN EC PRIVATE KEY-----
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 -----END EC PRIVATE KEY-----
diff --git a/ca/xuexb/xuexb.cer b/ca/xuexb/xuexb.cer
index 8ce3ea6..3706959 100644
--- a/ca/xuexb/xuexb.cer
+++ b/ca/xuexb/xuexb.cer
@@ -1,25 +1,25 @@
 -----BEGIN CERTIFICATE-----
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 -----END CERTIFICATE-----
 
 -----BEGIN CERTIFICATE-----
diff --git a/ca/xuexb/xuexb.key b/ca/xuexb/xuexb.key
index 6c35771..dd151b4 100644
--- a/ca/xuexb/xuexb.key
+++ b/ca/xuexb/xuexb.key
@@ -1,5 +1,5 @@
 -----BEGIN EC PRIVATE KEY-----
-MHcCAQEEIE6eU9wPu4mphESn0ahd9/0msob4B+FMDTW8b989U7gYoAoGCCqGSM49
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 -----END EC PRIVATE KEY-----