diff --git a/Makefile b/Makefile
index 5f04e39..247c705 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,7 @@
 TOP = ..
 
 DIRS = src
+streamApp_DEPEND_DIRS  = src
 
 # Look if we have EPICS R3.13 or R3.14
 ifeq ($(wildcard $(TOP)/configure),)
@@ -13,6 +14,8 @@ else
   ifneq ($(words $(CALC) $(SYNAPPS)), 0)
     # with synApps calc module (contains scalcout)
     DIRS += srcSynApps
+    srcSynApps_DEPEND_DIRS  = src
+    streamApp_DEPEND_DIRS  += srcSynApps
   endif
 endif