diff --git a/samples/rm_echo_1_0_large_sequence/rm_echo.c b/samples/rm_echo_1_0_large_sequence/rm_echo.c
index c3ab22f..e2ae42a 100644
--- a/samples/rm_echo_1_0_large_sequence/rm_echo.c
+++ b/samples/rm_echo_1_0_large_sequence/rm_echo.c
@@ -301,7 +301,7 @@
             /* We are done with the callback */
             break;
         }
-        AXIS2_USLEEP(100000);
+        AXIS2_SLEEP(1);
     }
     return;
 }
diff --git a/samples/rm_echo_1_1/rm_echo_1_1.c b/samples/rm_echo_1_1/rm_echo_1_1.c
index ec54202..81f595a 100644
--- a/samples/rm_echo_1_1/rm_echo_1_1.c
+++ b/samples/rm_echo_1_1/rm_echo_1_1.c
@@ -307,7 +307,7 @@
             /* We are done with the callback */
             break;
         }
-        /*AXIS2_SLEEP(1);*/
+        AXIS2_SLEEP(1);
     }
     return;
 }
diff --git a/samples/rm_echo_1_1_large_sequence/rm_echo_1_1.c b/samples/rm_echo_1_1_large_sequence/rm_echo_1_1.c
index 57b3186..0cbaf65 100644
--- a/samples/rm_echo_1_1_large_sequence/rm_echo_1_1.c
+++ b/samples/rm_echo_1_1_large_sequence/rm_echo_1_1.c
@@ -307,7 +307,7 @@
             /* We are done with the callback */
             break;
         }
-        /*AXIS2_SLEEP(1);*/
+        AXIS2_SLEEP(1);
     }
     return;
 }