diff --git a/src/Makefile b/src/Makefile
index 2f08ad530..c5a1e7a0b 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,7 +1,16 @@
 
 
-all: bld_errSym
+all: bld_errSym dlsource eddsource seqsource
 
 bld_errSym:
 	cd libUnix; 	make TARGET=Unix 
 	cd libvxWorks; 	make TARGET=vxWorks
+
+dlsource:
+	cd opi/dl ; /bin/sh build.it
+
+eddsource:
+	cd opi/edd ; /bin/sh build.it
+
+seqsource:
+	cd sequencer ; /bin/sh build.it