diff --git a/bin/gbuild-to-ide b/bin/gbuild-to-ide
index 3d9460ce74c2..860f7243e8da 100755
--- a/bin/gbuild-to-ide
+++ b/bin/gbuild-to-ide
@@ -76,19 +76,31 @@ class GbuildParser:
 
 
     def parse(self):
+        # current json blacklist, this is just for reference:
+        #      bridges
+        #      connectivity compilerplugins cli_ure cppu cppuhelper cpputools
+        #      dictionaries
+        #      extensions external
+        #      helpcompiler helpcontent2
+        #      i18npool icon-themes
+        #      javaunohelper jurt
+        #      lingucomponent
+        #      odk
+        #      sal scaddins shell solenv stoc
+        #      tools translations
+        #      udkapi unoid
+        # Add handling of BLACKLIST
         # Relation between json object and file extension
         jsonSrc = {
-                   'CXXOBJECTS':    '.cxx',
+                   'CXXOBJECTS': '.cxx', 'OBJCOBJECTS': '.m', 'OBJCXXOBJECTS': '.mm', 'COBJECTS': '.c',
+
                    'GENCXXOBJECTS': '.cxx', # remark is in workdir/GenCxxObject
-                   'OBJCOBJECTS':   '.m',
-                   'OBJCXXOBJECTS': '.mm',
-                   'ASMOBJECTS': '.s',
-                   'YACCOBJECTS': '.y',
-                   'GENCOBJECTS': '.c',
-                   'COBJECTS':      '.c',
-                   'FLEXOBJECTS': '.l',
-                   'JAVAOBJECTS': '.java',
-                   'PYTHONOBJECTS': '.py'
+                   'ASMOBJECTS': '.s',      #not in json, due to Blacklist ?
+                   'YACCOBJECTS': '.y',     #not in json, due to Blacklist ?
+                   'GENCOBJECTS': '.c',     #not in json, due to Blacklist ?
+                   'LEXOBJECTS': '.l',      #not in json, due to add_scanners
+                   'JAVAOBJECTS': '.java',  #not in json, due to Blacklist ?
+                   'PYTHONOBJECTS': '.py'   #not in json, due to Blacklist ?
                   }
 
 
diff --git a/solenv/gbuild/extensions/post_GbuildToJson.mk b/solenv/gbuild/extensions/post_GbuildToJson.mk
index 512a8711cd30..494319b2d050 100644
--- a/solenv/gbuild/extensions/post_GbuildToJson.mk
+++ b/solenv/gbuild/extensions/post_GbuildToJson.mk
@@ -14,7 +14,7 @@
 #   --ASMOBJECTS
 #   --GENCOBJECTS
 #   --YACCOBJECTS
-#   --FLEXOBJECTS
+#   --LEXOBJECTS
 #   --JAVAOBJECTS
 #   --PYTHONOBJECTS
 #
@@ -56,10 +56,10 @@ $(call gb_Executable_get_command,gbuildtojson) \
 --objcobjects=$(call var2file,$(shell $(gb_MKTEMP)),100,$(OBJCOBJECTS)) \
 --objcxxobjects=$(call var2file,$(shell $(gb_MKTEMP)),100,$(OBJCXXOBJECTS)) \
 --asmobjects=$(call var2file,$(shell $(gb_MKTEMP)),100,$(ASMOBJECTS)) \
+--lexobjects=$(call var2file,$(shell $(gb_MKTEMP)),100,$(LEXOBJECTS)) \
 --gencobjects=$(call var2file,$(shell $(gb_MKTEMP)),100,$(GENCOBJECTS)) \
 --gencxxobjects=$(call var2file,$(shell $(gb_MKTEMP)),100,$(GENCXXOBJECTS)) \
 --cobjects=$(call var2file,$(shell $(gb_MKTEMP)),100,$(COBJECTS)) \
---flexobjects=$(call var2file,$(shell $(gb_MKTEMP)),100,$(FLEXOBJECTS)) \
 --javaobjects=$(call var2file,$(shell $(gb_MKTEMP)),100,$(JAVAOBJECTS)) \
 --pythonobjects=$(call var2file,$(shell $(gb_MKTEMP)),100,$(PYTHONOBJECTS)) \
 --cflags=$(call var2file,$(shell $(gb_MKTEMP)),100,$(T_CFLAGS)) \
@@ -118,12 +118,15 @@ endef
 define gb_LinkTarget_add_objcxxobject
 $(call gb_LinkTarget_get_target,$(1)) : OBJCXXOBJECTS += $(2)
 
+endef
+define gb_LinkTarget_add_scanners
+$(call gb_LinkTarget_get_target,$(1)) : LEXOBJECTS += $(2)
+
 endef
 gb_LinkTarget_use_package =
 gb_LinkTarget_use_generated_package =
 gb_LinkTarget_add_sdi_headers =
 gb_LinkTarget_use_external_project =
-gb_LinkTarget_add_scanners =
 gb_LinkTarget_add_grammars =
 gb_LinkTarget__check_srcdir_paths =
 gb_LinkTarget__command_objectlist = @true