diff --git a/eigen2.pri b/eigen2.pri
index eba53357..dac52f58 100644
--- a/eigen2.pri
+++ b/eigen2.pri
@@ -5,10 +5,12 @@ EIGEN2_DIR = $$(EIGEN2DIR)
   INCLUDEPATH += $$EIGEN2_DIR
 }
 else {
-  unix:freebsd-g++ {
-    INCLUDEPATH += /usr/local/include/eigen2
-  } else macx {
-    INCLUDEPATH += /opt/local/include/eigen2
+  unix {
+    freebsd-g++ {
+      INCLUDEPATH += /usr/local/include/eigen2
+    } else {
+      macx: INCLUDEPATH += /opt/local/include/eigen2
+    }
   }
   else {
     INCLUDEPATH += /usr/include/eigen2