diff --git a/cores/plus_too/pll.qip b/cores/plus_too/pll.qip
new file mode 100644
index 0000000..afd958b
--- /dev/null
+++ b/cores/plus_too/pll.qip
@@ -0,0 +1,4 @@
+set_global_assignment -name IP_TOOL_NAME "ALTPLL"
+set_global_assignment -name IP_TOOL_VERSION "13.1"
+set_global_assignment -name VERILOG_FILE [file join $::quartus(qip_path) "pll.v"]
+set_global_assignment -name MISC_FILE [file join $::quartus(qip_path) "pll.ppf"]