diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..be2be35
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "Alepha"]
+	path = Alepha
+	url = https://gitea.nerdland.org/alepha/Alepha
diff --git a/Alepha b/Alepha
new file mode 160000
index 0000000..de94ae4
--- /dev/null
+++ b/Alepha
@@ -0,0 +1 @@
+Subproject commit de94ae4d08701a68dba0065ab2142fd66bc1bba8000000000000000000000000
diff --git a/Makefile b/Makefile
index 47d3e23..0a4b46b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,19 @@
 CXXFLAGS+= -std=c++17 -O3
 CXXFLAGS+= -I /usr/local/include
 
+LDFLAGS+= -Wl,-rpath,'$$ORIGIN/'
+
 all: passgen pingen
 
+passgen: libalepha.so
+
+.PHONY: __build_alepha
+
+libalepha.so:
+	mkdir -p build_alepha
+	cd build_alepha; cmake -GNinja -DCMAKE_BUILD_TYPE=Release ../Alepha; cp ../Alepha/helpful-things/Makefile .; make
+	cp build_alepha/libalepha.so .
+
 clean:
-	rm -f passgen
+	rm -f passgen pingen
+	rm -fR build_alepha libalepha.so