diff --git a/src/exchange/taler-exchange-httpd_management_extensions.c b/src/exchange/taler-exchange-httpd_management_extensions.c
index 96b42abb2..33bbf3525 100644
--- a/src/exchange/taler-exchange-httpd_management_extensions.c
+++ b/src/exchange/taler-exchange-httpd_management_extensions.c
@@ -23,7 +23,6 @@
 #include <gnunet/gnunet_json_lib.h>
 #include <jansson.h>
 #include <microhttpd.h>
-#include <pthread.h>
 #include "taler_json_lib.h"
 #include "taler_mhd_lib.h"
 #include "taler_signatures.h"
@@ -269,14 +268,13 @@ TEH_handler_management_post_extensions (
   struct MHD_Connection *connection,
   const json_t *root)
 {
-#if 0
-  json_t *denom_sigs;
-  json_t *signkey_sigs;
+  json_t *extensions;
+  json_t *extensions_sigs;
   struct GNUNET_JSON_Specification spec[] = {
-    GNUNET_JSON_spec_json ("denom_sigs",
-                           &denom_sigs),
-    GNUNET_JSON_spec_json ("signkey_sigs",
-                           &signkey_sigs),
+    GNUNET_JSON_spec_json ("extensions",
+                           &extensions),
+    GNUNET_JSON_spec_json ("extensions_sigs",
+                           &extensions_sigs),
     GNUNET_JSON_spec_end ()
   };
   bool ok;
@@ -293,8 +291,8 @@ TEH_handler_management_post_extensions (
     if (GNUNET_NO == res)
       return MHD_YES; /* failure */
   }
-  if (! (json_is_array (denom_sigs) &&
-         json_is_array (signkey_sigs)) )
+  if (! (json_is_array (extensions) &&
+         json_is_array (extensions_sigs)) )
   {
     GNUNET_break_op (0);
     GNUNET_JSON_parse_free (spec);
@@ -302,10 +300,11 @@ TEH_handler_management_post_extensions (
       connection,
       MHD_HTTP_BAD_REQUEST,
       TALER_EC_GENERIC_PARAMETER_MALFORMED,
-      "array expected for denom_sigs and signkey_sigs");
+      "array expected for extensions and extensions_sig");
   }
   GNUNET_log (GNUNET_ERROR_TYPE_INFO,
               "Received /management/keys\n");
+#if 0
   akc.nd_sigs = json_array_size (denom_sigs);
   akc.d_sigs = GNUNET_new_array (akc.nd_sigs,
                                  struct DenomSig);
diff --git a/src/include/taler_exchange_service.h b/src/include/taler_exchange_service.h
index af07588e1..04b731b32 100644
--- a/src/include/taler_exchange_service.h
+++ b/src/include/taler_exchange_service.h
@@ -2680,7 +2680,7 @@ TALER_EXCHANGE_post_management_keys_cancel (
 struct TALER_EXCHANGE_ManagementPostExtensionsData
 {
   struct TALER_Extension *extensions;
-  struct TALER_MasterSignatureP *extension_sigs;
+  struct TALER_MasterSignatureP *extensions_sigs;
   uint32_t num_extensions;
 };
 
diff --git a/src/lib/exchange_api_management_post_extensions.c b/src/lib/exchange_api_management_post_extensions.c
index 7f6349113..96a56eb3b 100644
--- a/src/lib/exchange_api_management_post_extensions.c
+++ b/src/lib/exchange_api_management_post_extensions.c
@@ -134,7 +134,7 @@ TALER_EXCHANGE_management_post_extensions (
   CURL *eh = NULL;
   json_t *body;
   json_t *extensions = NULL;
-  json_t *extension_sigs = NULL;
+  json_t *extensions_sigs = NULL;
 
   ph = GNUNET_new (struct TALER_EXCHANGE_ManagementPostExtensionsHandle);
   ph->cb = cb;
@@ -183,16 +183,16 @@ TALER_EXCHANGE_management_post_extensions (
                                                    config)
                        )));
   }
-  extension_sigs = json_array ();
-  GNUNET_assert (NULL != extension_sigs);
+  extensions_sigs = json_array ();
+  GNUNET_assert (NULL != extensions_sigs);
   for (unsigned int i = 0; i<pkd->num_extensions; i++)
   {
     const struct TALER_MasterSignatureP *sks
-      = &pkd->extension_sigs[i];
+      = &pkd->extensions_sigs[i];
 
     GNUNET_assert (0 ==
                    json_array_append_new (
-                     extension_sigs,
+                     extensions_sigs,
                      GNUNET_JSON_PACK (
                        GNUNET_JSON_pack_data_auto ("extension_sig",
                                                    &sks->eddsa_signature))));
@@ -200,8 +200,8 @@ TALER_EXCHANGE_management_post_extensions (
   body = GNUNET_JSON_PACK (
     GNUNET_JSON_pack_array_steal ("extensions",
                                   extensions),
-    GNUNET_JSON_pack_array_steal ("extension_sigs",
-                                  extension_sigs));
+    GNUNET_JSON_pack_array_steal ("extensions_sigs",
+                                  extensions_sigs));
   eh = curl_easy_init ();
   GNUNET_assert (NULL != eh);
   if (GNUNET_OK !=