diff --git a/src/gmp.c b/src/gmp.c
index 2e7649b7b..1264e7028 100644
--- a/src/gmp.c
+++ b/src/gmp.c
@@ -7714,7 +7714,7 @@ gmp_xml_handle_start_element (/* unused */ GMarkupParseContext* context,
       case CLIENT_LOGOUT:
           logout_element_start (gmp_parser, element_name,
                                 attribute_names, attribute_values);
-	break;
+        break;
       case CLIENT_MODIFY_LICENSE:
         modify_license_element_start (gmp_parser, element_name,
                                       attribute_names, attribute_values);
@@ -21545,7 +21545,7 @@ gmp_xml_handle_end_element (/* unused */ GMarkupParseContext* context,
                          create_target_data->port_list_id,
                          create_target_data->port_range,
                          ssh_credential,
-			 ssh_elevate_credential,
+                         ssh_elevate_credential,
                          create_target_data->ssh_credential_id
                           ? create_target_data->ssh_port
                           : create_target_data->ssh_lsc_port,
diff --git a/src/gmp_license.c b/src/gmp_license.c
index 2b817bd8c..8041622d6 100644
--- a/src/gmp_license.c
+++ b/src/gmp_license.c
@@ -444,7 +444,7 @@ modify_license_run (gmp_parser_t *gmp_parser,
                                 "%s"), error_msg);
             g_free (error_msg);
           }
-	else
+        else
           {
             SENDF_TO_CLIENT_OR_FAIL
              (XML_ERROR_SYNTAX ("modify_license",
diff --git a/src/manage_sql_secinfo.c b/src/manage_sql_secinfo.c
index 52c86804d..2197ad142 100644
--- a/src/manage_sql_secinfo.c
+++ b/src/manage_sql_secinfo.c
@@ -1001,7 +1001,7 @@ init_nvt_cert_bund_adv_iterator (iterator_t *iterator, const char *oid)
                  "              WHERE cve_name IN (SELECT ref_id"
                  "                                 FROM vt_refs"
                  "                                 WHERE vt_oid = '%s'"
-		 "                                   AND type = 'cve'))"
+                 "                                   AND type = 'cve'))"
                  " ORDER BY name DESC;",
                  oid);
 }
@@ -1205,7 +1205,7 @@ init_nvt_dfn_cert_adv_iterator (iterator_t *iterator, const char *oid)
                  "              WHERE cve_name IN (SELECT ref_id"
                  "                                 FROM vt_refs"
                  "                                 WHERE vt_oid = '%s'"
-		 "                                   AND type = 'cve'))"
+                 "                                   AND type = 'cve'))"
                  " ORDER BY name DESC;",
                  oid);
 }