diff --git a/lib/vtls/cyassl.c b/lib/vtls/cyassl.c
index b127dcca8..20ce460e8 100644
--- a/lib/vtls/cyassl.c
+++ b/lib/vtls/cyassl.c
@@ -997,7 +997,7 @@ const struct Curl_ssl Curl_ssl_cyassl = {
 #ifdef KEEP_PEER_CERT
   SSLSUPP_PINNEDPUBKEY |
 #endif
-  SSLSUPP_SSL_CTX
+  SSLSUPP_SSL_CTX,
 
   sizeof(struct ssl_backend_data),
 
diff --git a/lib/vtls/gskit.c b/lib/vtls/gskit.c
index a770565c1..b0856cdf4 100644
--- a/lib/vtls/gskit.c
+++ b/lib/vtls/gskit.c
@@ -1354,7 +1354,7 @@ const struct Curl_ssl Curl_ssl_gskit = {
   { CURLSSLBACKEND_GSKIT, "gskit" }, /* info */
 
   SSLSUPP_CERTINFO |
-  SSLSUPP_PINNEDPUBKEY
+  SSLSUPP_PINNEDPUBKEY,
 
   sizeof(struct ssl_backend_data),
 
diff --git a/lib/vtls/schannel.c b/lib/vtls/schannel.c
index 548f4e316..2cfd5c19f 100644
--- a/lib/vtls/schannel.c
+++ b/lib/vtls/schannel.c
@@ -1924,7 +1924,7 @@ const struct Curl_ssl Curl_ssl_schannel = {
   { CURLSSLBACKEND_SCHANNEL, "schannel" }, /* info */
 
   SSLSUPP_CERTINFO |
-  SSLSUPP_PINNEDPUBKEY
+  SSLSUPP_PINNEDPUBKEY,
 
   sizeof(struct ssl_backend_data),