diff --git a/eeschema/sch_plugins/cadstar/cadstar_sch_archive_parser.cpp b/eeschema/sch_plugins/cadstar/cadstar_sch_archive_parser.cpp
index 9f51c21982..70162420fc 100644
--- a/eeschema/sch_plugins/cadstar/cadstar_sch_archive_parser.cpp
+++ b/eeschema/sch_plugins/cadstar/cadstar_sch_archive_parser.cpp
@@ -199,7 +199,7 @@ void CADSTAR_SCH_ARCHIVE_PARSER::TERMINAL_SHAPE::Parse( XNODE* aNode, PARSER_CON
     case TERMINAL_SHAPE_TYPE::POINTER:
     case TERMINAL_SHAPE_TYPE::RECTANGLE:
     case TERMINAL_SHAPE_TYPE::TRIANGLE:
-        RightLength = GetXmlAttributeIDLong( aNode, 2 );
+        RightLength = GetXmlAttributeIDLong( aNode, 2, false ); // Optional
         LeftLength  = GetXmlAttributeIDLong( aNode, 1 );
         break;
 
diff --git a/eeschema/sch_plugins/cadstar/cadstar_sch_archive_parser.h b/eeschema/sch_plugins/cadstar/cadstar_sch_archive_parser.h
index 92eb4b7c0e..dd7bc2042f 100644
--- a/eeschema/sch_plugins/cadstar/cadstar_sch_archive_parser.h
+++ b/eeschema/sch_plugins/cadstar/cadstar_sch_archive_parser.h
@@ -83,8 +83,11 @@ public:
     {
         TERMINAL_SHAPE_TYPE ShapeType;
         long                Size            = UNDEFINED_VALUE;
-        long                LeftLength      = UNDEFINED_VALUE;
-        long                RightLength     = UNDEFINED_VALUE;
+        // Note in the CADSTAR GUI, it only talks about "length", but the file seems to
+        // split it in "left length" and "right length" (similar to PADCODE in the PCB)
+        // for some terminal shapes such as RECTANGLE but not for others, such as TRIANGLE
+        long                LeftLength      = UNDEFINED_VALUE; ///< Might also be total length
+        long                RightLength     = UNDEFINED_VALUE; ///< Could be blank
         long                InternalFeature = UNDEFINED_VALUE;
         long                OrientAngle     = 0; ///< 1/1000 of a Degree