diff --git a/docs/src/man/man9/hm2_modbus.9.adoc b/docs/src/man/man9/hm2_modbus.9.adoc
index c602e639408..95515acd677 100644
--- a/docs/src/man/man9/hm2_modbus.9.adoc
+++ b/docs/src/man/man9/hm2_modbus.9.adoc
@@ -15,9 +15,8 @@ PktUART ports.
   parameter. Example: `ports="hm2_7i96s.0.pktuart.0","hm2_5i25.0.pktuart.2"`
 *mbccbs* [default: <empty>]::
   A comma separated list of "Modbus Command Control Binary" (MBCCB) file paths
-  to use for each PktUART port as specified in the *ports* parameter. The path
-  should be an absolute path to prevent nasty surprises.
-  Example: `mbccbs="/path/to/rly-and-spindle.mbccb","/path/to/lightsparks.mbccb"`
+  to use for each PktUART port as specified in the *ports* parameter.
+  Example: `mbccbs="rly-and-spindle.mbccb","lightsparks.mbccb"`
 *debug* [default: -1]::
   Set the message level of the running process. The message level is set
   if *debug* is set to a positive value between 0 and 5, where 0 means no
diff --git a/src/hal/drivers/mesa-hostmot2/hm2_modbus.c b/src/hal/drivers/mesa-hostmot2/hm2_modbus.c
index 39f8c5b23e1..b068f1db443 100644
--- a/src/hal/drivers/mesa-hostmot2/hm2_modbus.c
+++ b/src/hal/drivers/mesa-hostmot2/hm2_modbus.c
@@ -316,11 +316,11 @@ RTAPI_MP_ARRAY_STRING(ports, MAX_PORTS, "PktUART HAL names");
 /*
  * The Modbus configuration and command structure files for each PktUART
  * interface to be read by the hm2_modbus module. This should be a list of
- * absolute path file names like:
- *   files="/usr/share/linuxcnc/modbus/spindle.mbccb","/home/test/xyz.mbccb"
+ * path file names like:
+ *   files="spindle.mbccb","xyz.mbccb"
  */
 static char *mbccbs[MAX_PORTS];
-RTAPI_MP_ARRAY_STRING(mbccbs, MAX_PORTS, "Binary Modbus configuration and command sequence absolute path file names");
+RTAPI_MP_ARRAY_STRING(mbccbs, MAX_PORTS, "Binary Modbus configuration and command sequence path file names");
 
 /*
  * Set the message level for debugging purpose. This has the (side-)effect that
@@ -2749,9 +2749,6 @@ int rtapi_app_main(void)
 			retval = -EINVAL;
 			goto errout;
 		}
-		if('/' != mbccbs[i][0]) {
-			MSG_ERR("%s: warning: The 'mbccb' file path '%s' for instance %d in 'mbccbs' argument is not absolute\n", inst->name, mbccbs[i], i);
-		}
 
 		if((retval = load_mbccb(inst, mbccbs[i])) < 0) {
 			// Messages printed in load function