diff --git a/src/add-ons/accelerants/tdfx/InitAccelerant.c b/src/add-ons/accelerants/tdfx/InitAccelerant.c
index db573cea50..700bd7bf30 100644
--- a/src/add-ons/accelerants/tdfx/InitAccelerant.c
+++ b/src/add-ons/accelerants/tdfx/InitAccelerant.c
@@ -291,7 +291,7 @@ status_t CLONE_ACCELERANT(void *data)
     char path[MAXPATHLEN];
 
     /* the data is the device name */
-    strcpy(path, "/dev");
+    strcpy(path, "/dev/");
     strcat(path, (const char *)data);
     /* open the device, the permissions aren't important */
     fd = open(path, B_READ_WRITE);