diff --git a/gtk/Makefile b/gtk/Makefile
index 2d01b80..4065493 100644
--- a/gtk/Makefile
+++ b/gtk/Makefile
@@ -1,6 +1,6 @@
 CFLAGS = -Wall -O2 -I.. `pkg-config --cflags gtk+-3.0`
 LDFLAGS = `pkg-config --libs gtk+-3.0`
-DSTDIR = /usr/lib64/gtk-3.0/3.0.0/immodules
+DSTDIR ?= $(shell find /usr/lib* -type d -path "*/gtk-3.0/*/immodules" 2>/dev/null | head -1)
 
 im-strans.so: main.c
 	$(CC) -shared -fPIC $(CFLAGS) -o $@ $< $(LDFLAGS)
@@ -10,6 +10,7 @@ docker: main.c Dockerfile
 	docker run --rm -v $(CURDIR)/..:/src -w /src/gtk strans-gtk make im-strans.so
 
 install:
+	mkdir -p $(DSTDIR)
 	cp im-strans.so $(DSTDIR)/
 	gtk-query-immodules-3.0 --update-cache