diff --git a/builder/data/usr/bin/pwnlib b/builder/data/usr/bin/pwnlib
index 99a624f1..12dc6290 100755
--- a/builder/data/usr/bin/pwnlib
+++ b/builder/data/usr/bin/pwnlib
@@ -1,6 +1,4 @@
 #!/usr/bin/env bash
-export LD_LIBRARY_PATH=/usr/local/lib
-export LD_PRELOAD=/usr/local/lib/libpcap.so.1
 
 # well ... it blinks the led
 blink_led() {
diff --git a/builder/raspberrypi32.yml b/builder/raspberrypi32.yml
index fb890b33..df3be230 100644
--- a/builder/raspberrypi32.yml
+++ b/builder/raspberrypi32.yml
@@ -289,6 +289,13 @@
         dest: /usr/local/lib/libpcap.so.0.8
         state: link
 
+    - name: adjust /boot/config.txt
+      lineinfile:
+        dest: /usr/bin/pwnlog
+        insertbefore: "# well ... it blinks the led"
+        line: export LD_LIBRARY_PATH=/usr/local/lib
+              export LD_PRELOAD=/usr/local/lib/libpcap.so.1
+
     ###############################################################
     # Install nexmon to fix wireless scanning (takes 2.5G of space)
     ###############################################################