diff --git a/glew.pc.in b/glew.pc.in
index 10e946f..4c934af 100644
--- a/glew.pc.in
+++ b/glew.pc.in
@@ -8,3 +8,4 @@ Description: The OpenGL Extension Wrangler library
 Version: @version@
 Cflags: -I${includedir} @cflags@
 Libs: -L${libdir} -l@libname@
+Requires: glu