diff --git a/lib/http_chunks.c b/lib/http_chunks.c
index ca9b55366..90f891f31 100644
--- a/lib/http_chunks.c
+++ b/lib/http_chunks.c
@@ -201,7 +201,7 @@ CHUNKcode Curl_httpchunk_read(struct connectdata *conn,
         default:
           failf (conn->data,
                  "Unrecognized content encoding type. "
-                 "libcurl understands `identity' and `deflate' "
+                 "libcurl understands `identity', `deflate' and `gzip' "
                  "content encodings.");
           return CHUNKE_BAD_ENCODING;
       }
diff --git a/lib/transfer.c b/lib/transfer.c
index 21b23b561..cd9930c0f 100644
--- a/lib/transfer.c
+++ b/lib/transfer.c
@@ -915,7 +915,7 @@ CURLcode Curl_readwrite(struct connectdata *conn,
               case COMPRESS:          /* FIXME 08/27/02 jhrg */
               default:
                 failf (data, "Unrecognized content encoding type. "
-                       "libcurl understands `identity' and `deflate' "
+                       "libcurl understands `identity', `deflate' and `gzip' "
                        "content encodings.");
                 result = CURLE_BAD_CONTENT_ENCODING;
                 break;