diff --git a/cmake/valgrind-linux.supp b/cmake/valgrind-linux.supp
index 3e6655140b..4f68d7e7af 100644
--- a/cmake/valgrind-linux.supp
+++ b/cmake/valgrind-linux.supp
@@ -64,3 +64,24 @@
    fun:_ZN2cv8cvtColorERKNS_11_InputArrayERKNS_12_OutputArrayEii
    fun:_ZN2cv5arucoL14_convertToGreyERKNS_11_InputArrayERKNS_12_OutputArrayE
 }
+
+{
+   <ubuntu-20.04-opencv-aruco-ci>
+   Memcheck:Leak
+   match-leak-kinds: possible
+   fun:calloc
+   fun:allocate_dtv
+   fun:_dl_allocate_tls
+   fun:allocate_stack
+   fun:pthread_create@@GLIBC_2.2.5
+   obj:/usr/lib/x86_64-linux-gnu/libtbb.so.2
+   obj:/usr/lib/x86_64-linux-gnu/libtbb.so.2
+   obj:/usr/lib/x86_64-linux-gnu/libopencv_core.so.4.2.0
+   obj:/usr/lib/x86_64-linux-gnu/libtbb.so.2
+   obj:/usr/lib/x86_64-linux-gnu/libtbb.so.2
+   obj:/usr/lib/x86_64-linux-gnu/libtbb.so.2
+   obj:/usr/lib/x86_64-linux-gnu/libopencv_core.so.4.2.0
+   obj:/usr/lib/x86_64-linux-gnu/libopencv_core.so.4.2.0
+   fun:_ZNK3tbb10interface78internal15task_arena_base16internal_executeERNS1_13delegate_baseE
+}
+