diff --git a/rtl/serv_csr.v b/rtl/serv_csr.v
index 897e272..ebf4919 100644
--- a/rtl/serv_csr.v
+++ b/rtl/serv_csr.v
@@ -29,7 +29,11 @@ module serv_csr
    input wire 	    i_d,
    output wire 	    o_q);
 
-`include "serv_params.vh"
+   localparam [1:0]
+     CSR_SOURCE_CSR = 2'b00,
+     CSR_SOURCE_EXT = 2'b01,
+     CSR_SOURCE_SET = 2'b10,
+     CSR_SOURCE_CLR = 2'b11;
 
    reg 		    mstatus;
    reg 		    mstatus_mie;
diff --git a/rtl/serv_params.vh b/rtl/serv_params.vh
index 0cf79d9..d28b172 100644
--- a/rtl/serv_params.vh
+++ b/rtl/serv_params.vh
@@ -1,9 +1,3 @@
-localparam [1:0]
-  CSR_SOURCE_CSR = 2'b00,
-  CSR_SOURCE_EXT = 2'b01,
-  CSR_SOURCE_SET = 2'b10,
-  CSR_SOURCE_CLR = 2'b11;
-
 localparam [1:0]
   CSR_MSCRATCH = 2'b00,
   CSR_MTVEC    = 2'b01,