diff --git a/tools/c-index-test/Makefile b/tools/c-index-test/Makefile
index 5e5b8570c8..c21b3279a2 100644
--- a/tools/c-index-test/Makefile
+++ b/tools/c-index-test/Makefile
@@ -13,9 +13,6 @@ TOOLNAME = c-index-test
 # No plugins, optimize startup time.
 TOOL_NO_EXPORTS = 1
 
-# Don't install this. It is used for tests.
-NO_INSTALL = 1
-
 LINK_COMPONENTS := support mc
 USEDLIBS = clang.a clangIndex.a clangFrontend.a clangDriver.a \
 	   clangSerialization.a clangParse.a clangSema.a \