diff --git a/src/ccache.pri b/src/ccache.pri
index 1389ff6..6956105 100755
--- a/src/ccache.pri
+++ b/src/ccache.pri
@@ -8,7 +8,7 @@
 !isEmpty(CCACHE_INCLUDE):error("ccache.pri already included")
 CCACHE_INCLUDE = 1
 
-unix: {
+contains(QMAKE_HOST.os, Linux):{
     BIN = $$system(which ccache)
 
     !isEmpty(BIN) {