diff --git a/labltk-8.06.0-enable-debugging.patch b/labltk-8.06.0-enable-debugging.patch
deleted file mode 100644
index 7e96811..0000000
--- a/labltk-8.06.0-enable-debugging.patch
+++ /dev/null
@@ -1,28 +0,0 @@
---- labltk-8.06.0.old/support/Makefile.common	2014-09-18 05:08:33.000000000 +0100
-+++ labltk-8.06.0/support/Makefile.common	2015-02-16 15:11:30.157186457 +0000
-@@ -21,17 +21,17 @@
- ## Tools from the OCaml distribution
- 
- CAMLRUN=$(BINDIR)/ocamlrun
--CAMLC=$(BINDIR)/ocamlc$(OPT)
--CAMLOPT=$(BINDIR)/ocamlopt$(OPT)
--CAMLCB=$(BINDIR)/ocamlc
--CAMLOPTB=$(BINDIR)/ocamlopt
--CAMLCOMP=$(CAMLC) -c -warn-error A-3
-+CAMLC=$(BINDIR)/ocamlc$(OPT) -g
-+CAMLOPT=$(BINDIR)/ocamlopt$(OPT) -g
-+CAMLCB=$(BINDIR)/ocamlc -g
-+CAMLOPTB=$(BINDIR)/ocamlopt -g
-+CAMLCOMP=$(CAMLC) -c -warn-error A-3 -g
- CAMLYACC=$(BINDIR)/ocamlyacc -v
- CAMLLEX=$(BINDIR)/ocamllex
--CAMLLIBR=$(CAMLC) -a
-+CAMLLIBR=$(CAMLC) -a -g
- CAMLDEP=$(BINDIR)/ocamldep
- COMPFLAGS=-g
- LINKFLAGS=
--CAMLOPTLIBR=$(CAMLOPT) -a
--MKLIB=$(BINDIR)/ocamlmklib
-+CAMLOPTLIBR=$(CAMLOPT) -a -g
-+MKLIB=$(BINDIR)/ocamlmklib -g
- CAMLRUNGEN=$(BINDIR)/ocamlrun
diff --git a/labltk-8.06.11-enable-debugging.patch b/labltk-8.06.11-enable-debugging.patch
new file mode 100644
index 0000000..71d64a5
--- /dev/null
+++ b/labltk-8.06.11-enable-debugging.patch
@@ -0,0 +1,41 @@
+diff -ur labltk-8.06.11.old/support/Makefile labltk-8.06.11/support/Makefile
+--- labltk-8.06.11.old/support/Makefile	2021-10-04 19:10:57.000196523 +0100
++++ labltk-8.06.11/support/Makefile	2021-10-04 19:18:06.263137991 +0100
+@@ -28,7 +28,7 @@
+       cltkFile.$(O) cltkMain.$(O) cltkMisc.$(O) cltkTimer.$(O) \
+       cltkVar.$(O) cltkWait.$(O) cltkImg.$(O)
+ 
+-CCFLAGS=-I$(LIBDIR)/caml $(TK_DEFS) $(SHAREDCCCOMPOPTS)
++CCFLAGS=-I$(LIBDIR)/caml $(TK_DEFS) $(SHAREDCCCOMPOPTS) -g
+ 
+ COMPFLAGS=
+ THFLAGS=-I +threads -I vmthreads
+diff -ur labltk-8.06.11.old/support/Makefile.common labltk-8.06.11/support/Makefile.common
+--- labltk-8.06.11.old/support/Makefile.common	2021-10-04 19:10:56.990196618 +0100
++++ labltk-8.06.11/support/Makefile.common	2021-10-04 19:18:06.264137981 +0100
+@@ -21,17 +21,17 @@
+ ## Tools from the OCaml distribution
+ 
+ CAMLRUN=$(BINDIR)/ocamlrun
+-CAMLC=$(BINDIR)/ocamlc$(OPT)
+-CAMLOPT=$(BINDIR)/ocamlopt$(OPT) $(WARNERR)
+-CAMLCB=$(BINDIR)/ocamlc
+-CAMLOPTB=$(BINDIR)/ocamlopt
+-CAMLCOMP=$(CAMLC) -c $(WARNERR)
++CAMLC=$(BINDIR)/ocamlc$(OPT) -g
++CAMLOPT=$(BINDIR)/ocamlopt$(OPT) $(WARNERR) -g
++CAMLCB=$(BINDIR)/ocamlc -g
++CAMLOPTB=$(BINDIR)/ocamlopt -g
++CAMLCOMP=$(CAMLC) -c $(WARNERR) -g
+ CAMLYACC=$(BINDIR)/ocamlyacc -v
+ CAMLLEX=$(BINDIR)/ocamllex
+-CAMLLIBR=$(CAMLC) -a
++CAMLLIBR=$(CAMLC) -a -g
+ CAMLDEP=$(BINDIR)/ocamldep
+ COMPFLAGS=-g
+ LINKFLAGS=
+-CAMLOPTLIBR=$(CAMLOPT) -a
+-MKLIB=$(BINDIR)/ocamlmklib
++CAMLOPTLIBR=$(CAMLOPT) -a -g
++MKLIB=$(BINDIR)/ocamlmklib -g
+ CAMLRUNGEN=$(BINDIR)/ocamlrun
diff --git a/labltk-8.06.11.tar.gz b/labltk-8.06.11.tar.gz
new file mode 100644
index 0000000..90fbccb
Binary files /dev/null and b/labltk-8.06.11.tar.gz differ
diff --git a/labltk-8.06.4-enable-more-debugging.patch b/labltk-8.06.4-enable-more-debugging.patch
deleted file mode 100644
index f2a02e4..0000000
--- a/labltk-8.06.4-enable-more-debugging.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- labltk-8.06.4.old/support/Makefile	2017-10-30 09:19:07.000000000 +0000
-+++ labltk-8.06.4/support/Makefile	2017-11-07 21:24:58.244605912 +0000
-@@ -28,7 +28,7 @@
-       cltkFile.$(O) cltkMain.$(O) cltkMisc.$(O) cltkTimer.$(O) \
-       cltkVar.$(O) cltkWait.$(O) cltkImg.$(O)
- 
--CCFLAGS=-I$(LIBDIR)/caml $(TK_DEFS) $(SHAREDCCCOMPOPTS)
-+CCFLAGS=-I$(LIBDIR)/caml $(TK_DEFS) $(SHAREDCCCOMPOPTS) -g
- 
- COMPFLAGS=
- THFLAGS=-I +threads -I vmthreads
diff --git a/labltk-8.06.4.tar.gz b/labltk-8.06.4.tar.gz
deleted file mode 100644
index 70059a9..0000000
Binary files a/labltk-8.06.4.tar.gz and /dev/null differ
diff --git a/labltk.spec b/labltk.spec
index c5bb68e..218a142 100644
--- a/labltk.spec
+++ b/labltk.spec
@@ -4,16 +4,15 @@
 %global native_compiler 0
 %endif
 Name:                ocaml-labltk
-Version:             8.06.4
-Release:             2
+Version:             8.06.11
+Release:             1
 Summary:             Tcl/Tk interface for OCaml
 License:             LGPLv2+ with exceptions
 URL:                 https://github.com/garrigue/labltk 
-Source0:             https://github.com/garrigue/labltk/archive/labltk-%{version}/labltk-%{version}.tar.gz
+Source0:             https://github.com/garrigue/labltk/archive/%{version}/labltk-%{version}.tar.gz
 # This adds debugging (-g) everywhere.
-Patch1:              labltk-8.06.0-enable-debugging.patch
-Patch2:              labltk-8.06.4-enable-more-debugging.patch
-Patch3:              add_sp.patch
+Patch1:              labltk-8.06.11-enable-debugging.patch
+Patch2:              add_sp.patch
 BuildRequires:       ocaml tcl-devel tk-devel
 %description
 labltk or mlTk is a library for interfacing OCaml with the scripting
@@ -28,10 +27,9 @@ language Tcl/Tk (all versions since 8.0.3, but no betas).
 This package contains the development files.
 
 %prep
-%setup -q -n labltk-labltk-%{version}
+%setup -q -n labltk-%{version}
 %patch1 -p1
 %patch2 -p1
-%patch3 -p1
 find -name .gitignore -delete
 find -type f | xargs sed -i -e 's/-warn-error/-w/g'
 
@@ -41,7 +39,7 @@ unset MAKEFLAGS
 %if !%{native_compiler}
 make byte
 %else
-make all 
+make all
 make opt
 %endif
 
@@ -83,7 +81,10 @@ install -m 0644 camltk/*.o $RPM_BUILD_ROOT%{_libdir}/ocaml/labltk
 %{_libdir}/ocaml/labltk/*.mli
 
 %changelog
-* Thur Sept 9 2021 gongzhengtang <gongzhengtang@huawei.com> - 8.06.4-2
+* Fri Apr 15 2022 wangkai <wangkai385@h-partners.com> -8.06.11-1
+- update to 8.06.11
+
+* Thu Sep 9 2021 gongzhengtang <gongzhengtang@huawei.com> - 8.06.4-2
 - fix sp
 
 * Fri Oct 9 2020 maminjie <maminjie1@huawei.com> - 8.06.4-1