diff --git a/config.mk b/config.mk
index c39d47c..3d2fc43 100644
--- a/config.mk
+++ b/config.mk
@@ -1,5 +1,5 @@
 #use this to compile with USB support
 #CFLAGS?=-DISI_USB
 PREFIX?=/usr
-PLUGINDIR?=lib/wireshark/libwireshark2/plugins
+PLUGINDIR?=lib/x86_64-linux-gnu/wireshark/libwireshark3/plugins
 WIRESHARKDIR?=/usr/include/wireshark