diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2e2bc98289..90ae7cf354 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -37,8 +37,8 @@ endif()
 # Without this, our CI can't use ccache for clang, for some reason.
 find_program(CCACHE_FOUND ccache)
 if(CCACHE_FOUND)
-	set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ccache)
-	set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK ccache)
+	set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ${CCACHE_FOUND})
+	set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK ${CCACHE_FOUND})
 
 	# ccache uses -I when compiling without preprocessor, which makes clang complain.
 	if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")