diff --git a/Makefile b/Makefile
index ae2fa49..e296ec1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,5 @@
+include defines.mk
+
 CARGO ?= cargo
 
 ifeq ($(BUILD_MODE), release)
@@ -7,15 +9,6 @@ else
 DEBUG_LIBPATH := "-L./target/debug", 
 endif
 
-define package_template
-	sed -r \
-	  -e 's/\{\{PRODUCT\}\}/$(1)/g;' \
-	  -e 's/\{\{LIBRARY\}\}/$(2)/g;' \
-	  -e 's|\{\{DEBUG_LIBPATH\}\}|$(DEBUG_LIBPATH)|g;' \
-	  Proxmox/Lib/template.pm \
-	  >Proxmox/Lib/$(1).pm
-endef
-
 define upload_template
 	cd build; \
 	    dcmd --deb lib$(1)-rs-perl*.changes \
diff --git a/defines.mk b/defines.mk
new file mode 100644
index 0000000..fd389ca
--- /dev/null
+++ b/defines.mk
@@ -0,0 +1,8 @@
+define package_template
+	sed -r \
+	  -e 's/\{\{PRODUCT\}\}/$(1)/g;' \
+	  -e 's/\{\{LIBRARY\}\}/$(2)/g;' \
+	  -e 's|\{\{DEBUG_LIBPATH\}\}|$(DEBUG_LIBPATH)|g;' \
+	  Proxmox/Lib/template.pm \
+	  >Proxmox/Lib/$(1).pm
+endef