diff --git a/OpenCL/m01100_a3.cl b/OpenCL/m01100_a3.cl
index cfdfa27fb..793930bc9 100644
--- a/OpenCL/m01100_a3.cl
+++ b/OpenCL/m01100_a3.cl
@@ -119,8 +119,6 @@ void m01100m (u32 w[16], const u32 pw_len, __global pw_t *pws, __global kernel_r
 
     const u32x w0 = w0l | w0r;
 
-    barrier (CLK_LOCAL_MEM_FENCE);
-
     u32x a = MD4M_A;
     u32x b = MD4M_B;
     u32x c = MD4M_C;
@@ -375,8 +373,6 @@ void m01100s (u32 w[16], const u32 pw_len, __global pw_t *pws, __global kernel_r
 
     const u32x w0 = w0l | w0r;
 
-    barrier (CLK_LOCAL_MEM_FENCE);
-
     u32x a = MD4M_A;
     u32x b = MD4M_B;
     u32x c = MD4M_C;