diff --git a/CHANGELOG.md b/CHANGELOG.md
index fada8f67..9f1f2de5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -48,6 +48,7 @@ Developers may need to change their code
 
 ### Corrected Bugs
 
+* Fixed: YANG: added extension/unknown-stmt to rpc/input+output
 * Fixed: [Incorrect fields displayed for "show compare" and "commit diff"](https://github.com/clicon/clixon-controller/issues/177)
 * Fixed: [Documentation corresponding to specific release](https://github.com/clicon/clixon-controller/issues/178)
   * https://clixon-docs.readthedocs.io/en/stable points to lastest release, starting with 7.2.0
diff --git a/lib/src/clixon_yang_parse.y b/lib/src/clixon_yang_parse.y
index 67b70206..1bdb3fbf 100644
--- a/lib/src/clixon_yang_parse.y
+++ b/lib/src/clixon_yang_parse.y
@@ -1812,6 +1812,7 @@ input_substmts : input_substmts input_substmt
 input_substmt : typedef_stmt         { _PARSE_DEBUG("input-substmt -> typedef-stmt"); }
               | grouping_stmt        { _PARSE_DEBUG("input-substmt -> grouping-stmt"); }
               | data_def_stmt        { _PARSE_DEBUG("input-substmt -> data-def-stmt"); }
+              | unknown_stmt         { _PARSE_DEBUG("input-substmt -> unknown-stmt");}
               |                      { _PARSE_DEBUG("input-substmt -> "); }
               ;
 
diff --git a/lib/src/clixon_yang_sub_parse.c b/lib/src/clixon_yang_sub_parse.c
index 07b32b2f..2f4c2d02 100644
--- a/lib/src/clixon_yang_sub_parse.c
+++ b/lib/src/clixon_yang_sub_parse.c
@@ -126,7 +126,7 @@ yang_schema_nodeid_subparse(char                      *str,
     int                         retval = -1;
     clixon_yang_schemanode_yacc ife = {0,};
 
-    clixon_debug(CLIXON_DBG_PARSE, "%s", str);
+    clixon_debug(CLIXON_DBG_PARSE | CLIXON_DBG_DETAIL, "%s", str);
     ife.if_parse_string = str;
     ife.if_linenum = linenum;
     ife.if_mainfile = mainfile;
@@ -140,7 +140,7 @@ yang_schema_nodeid_subparse(char                      *str,
     }
     retval = 0;
  done:
-    clixon_debug(CLIXON_DBG_PARSE, "retval:%d", retval);
+    clixon_debug(CLIXON_DBG_PARSE | CLIXON_DBG_DETAIL, "retval:%d", retval);
     clixon_yang_schemanode_parsel_exit(&ife);
     return retval;
 }