diff --git a/.bin/obsdmake b/.bin/obsdmake
index 5b8aa5f..1b0a488 100755
--- a/.bin/obsdmake
+++ b/.bin/obsdmake
@@ -8,6 +8,7 @@ export CCACHE_DIR="/var/ccache"
 export CCACHE_SLOPPINESS="locale,time_macros,random_seed"
 
 # base llvm?
+export LLVM_CCACHE_BUILD=1
 export LLVM_CCACHE_DIR="/var/ccache"
 export CMAKE_CXX_COMPILER_LAUNCHER="ccache"
 export CMAKE_C_COMPILER_LAUNCHER="ccache"