diff --git a/openair2/LAYER2/MAC/mac.h b/openair2/LAYER2/MAC/mac.h
index e16d24b98b36c0b94c2173ee5f43c82f791e1f31..0784c14dc3fd998779cc61733b9b74256ea5e012 100644
--- a/openair2/LAYER2/MAC/mac.h
+++ b/openair2/LAYER2/MAC/mac.h
@@ -159,7 +159,7 @@
 #define MIN_MAC_HDR_RLC_SIZE    (1 + MIN_RLC_PDU_SIZE)
 
 /*!\brief maximum number of slices / groups */
-#define MAX_NUM_SLICES 4
+#define MAX_NUM_SLICES 10
 
 
 #define U_PLANE_INACTIVITY_VALUE 6000