diff --git a/gpio/gpio.c b/gpio/gpio.c
index cc5a1aa..58aacd6 100755
--- a/gpio/gpio.c
+++ b/gpio/gpio.c
@@ -216,7 +216,7 @@ static void doLoad (int argc, char *argv [])
         file1 = "/dev/i2c-1";
 
         if (!moduleLoaded(module1))  {
-          sprintf (cmd, "modprobe %s", module1) ;
+          sprintf (cmd, "PATH=/bin:/usr/bin:/sbin:/usr/local/bin modprobe %s", module1) ;
           system (cmd) ;
         }
       }
@@ -232,11 +232,11 @@ static void doLoad (int argc, char *argv [])
         module1 = "spidev";
         module2 = "spicc";
         if (!moduleLoaded(module1))  {
-          sprintf (cmd, "modprobe %s%s", module1, args1) ;
+          sprintf (cmd, "PATH=/bin:/usr/bin:/sbin:/usr/local/bin modprobe %s%s", module1, args1) ;
           system (cmd) ;
         }
         if (!moduleLoaded(module2))  {
-          sprintf (cmd, "modprobe %s", module2) ;
+          sprintf (cmd, "PATH=/bin:/usr/bin:/sbin:/usr/local/bin modprobe %s", module2) ;
           system (cmd) ;
         }
         if (!moduleLoaded (module2))
@@ -287,13 +287,13 @@ static void doLoad (int argc, char *argv [])
   else  {
     if (!moduleLoaded (module1))
     {
-      sprintf (cmd, "modprobe %s%s", module1, args1) ;
+      sprintf (cmd, "PATH=/bin:/usr/bin:/sbin:/usr/local/bin modprobe %s%s", module1, args1) ;
       system (cmd) ;
     }
 
     if (!moduleLoaded (module2))
     {
-      sprintf (cmd, "modprobe %s%s", module2, args2) ;
+      sprintf (cmd, "PATH=/bin:/usr/bin:/sbin:/usr/local/bin modprobe %s%s", module2, args2) ;
       system (cmd) ;
     }