diff --git a/rv32_csrs.sv b/rv32_csrs.sv
index dec4d21..a4b5a3c 100644
--- a/rv32_csrs.sv
+++ b/rv32_csrs.sv
@@ -16,9 +16,6 @@
 module rv32_csrs (
     input clk,
 
-    /* control in (from hazard) */
-    input stall_in,
-
     /* control in */
     input read_in,
     input write_in,
diff --git a/rv32_mem.sv b/rv32_mem.sv
index aed6302..cd5d529 100644
--- a/rv32_mem.sv
+++ b/rv32_mem.sv
@@ -75,9 +75,6 @@ module rv32_mem (
     rv32_csrs csrs (
         .clk(clk),
 
-        /* control in (from hazard) */
-        .stall_in(stall_in),
-
         /* control in */
         .read_in(csr_read_in),
         .write_in(csr_write_in),