diff --git a/extensions/rt_randomize/CMakeLists.txt b/extensions/rt_randomize/CMakeLists.txt
new file mode 100644
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--- /dev/null
+++ b/extensions/rt_randomize/CMakeLists.txt
@@ -0,0 +1,20 @@
+# The rt_randomize extension
+PROJECT("Routing extension randomly increases the routing count for one of the highest-rated hosts, if there are multiple ones" C)
+
+# List of source files
+SET(RT_RANDOMIZE_SRC
+	rt_randomize.c
+)
+
+INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR})
+
+# Compile these files as a freeDiameter extension
+FD_ADD_EXTENSION(rt_randomize ${RT_RANDOMIZE_SRC})
+
+####
+## INSTALL section ##
+
+# We install with the daemon component because it is a base feature.
+INSTALL(TARGETS rt_randomize
+	LIBRARY DESTINATION ${INSTALL_EXTENSIONS_SUFFIX}
+	COMPONENT freeDiameter-daemon)