diff --git a/in/public/security/openssl/index.rst b/in/public/security/openssl/index.rst
index fa80901..f5cd71c 100644
--- a/in/public/security/openssl/index.rst
+++ b/in/public/security/openssl/index.rst
@@ -21,7 +21,7 @@ Select cipher suites
 ::
 
  [system_default_sect]
- CipherSuites = TLS_CHACHA20_POLY1305_SHA256:TLS_AES_256_GCM_SHA384:TLS_AES_128_GCM_SHA256
+ CipherSuites="TLS_CHACHA20_POLY1305_SHA256:TLS_AES_256_GCM_SHA384:TLS_AES_128_GCM_SHA256"
 
 List curves
 ===========