diff --git a/src/peakdetector/peakdetector.pro b/src/peakdetector/peakdetector.pro
index 0d72d12d..cff6ab9f 100644
--- a/src/peakdetector/peakdetector.pro
+++ b/src/peakdetector/peakdetector.pro
@@ -40,7 +40,9 @@ mac {
 }
 
 unix {
-    CONFIG += parallel
+    !mac {
+            CONFIG += parallel
+    }
 }
 
 win32 {