diff --git a/certs/1024/include.am b/certs/1024/include.am
index 4ba120f6c..9f57e751f 100644
--- a/certs/1024/include.am
+++ b/certs/1024/include.am
@@ -13,9 +13,9 @@ EXTRA_DIST += \
          certs/1024/server-key.pem
 
 EXTRA_DIST += \
-	     certs/1024/ca-cert.der \
-	     certs/1024/ca-key.der \
-	     certs/1024/client-cert.der \
+         certs/1024/ca-cert.der \
+         certs/1024/ca-key.der \
+         certs/1024/client-cert.der \
          certs/1024/client-key.der \
          certs/1024/client-keyPub.der \
          certs/1024/dh1024.der \