diff --git a/ChangeLog b/ChangeLog
index 06326c0b5..1c898b16a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+2011-03-24  Dietmar Warning
+ * xspice/icm/GNUmakefile.in: sun cc needs modified dependency flags (-xMD)
+
 2011-03-18  Dietmar Warning
  * frontend/typedefs.c, outitf.c: bug no. 3214252 fixed
 
diff --git a/src/xspice/icm/GNUmakefile.in b/src/xspice/icm/GNUmakefile.in
index 8b4504306..622791e94 100644
--- a/src/xspice/icm/GNUmakefile.in
+++ b/src/xspice/icm/GNUmakefile.in
@@ -112,7 +112,7 @@ $(cm-dirs) $(cm-dep-dirs) :
 	CMPP_IDIR=$(srcdir)/$(@D) CMPP_ODIR=$(@D) $(CMPP) -mod
 
 
-gen_pp = -MD -MF $(@D)/.deps/$(basename $(<F)).pp
+gen_pp = $(DEPFLAGS) $(@D)/.deps/$(basename $(<F)).pp
 
 define do-deps
 	@x=$(@D)/.deps/$(basename $(<F)) ; \
@@ -130,15 +130,15 @@ $(cm)/dlmain.o : $(srcdir)/dlmain.c $(cm-descr)
 	$(do-deps)
 
 $(cm)/%/cfunc.o : $(cm)/%/cfunc.c
-	$(COMPILE) $(gen_pp) -I$(srcdir)/$(<D)  -o $@ -c $<
+	$(COMPILE) $(gen_pp) -I$(srcdir)/$(<D) -o $@ -c $<
 	$(do-deps)
 
 $(cm)/%/ifspec.o : $(cm)/%/ifspec.c
-	$(COMPILE) $(gen_pp) -I$(srcdir)/$(<D)  -o $@ -c $<
+	$(COMPILE) $(gen_pp) -I$(srcdir)/$(<D) -o $@ -c $<
 	$(do-deps)
 
 $(cm)/%/udnfunc.o : $(srcdir)/$(cm)/%/udnfunc.c
-	$(COMPILE) $(gen_pp) -I$(srcdir)/$(<D)  -o $@ -c $<
+	$(COMPILE) $(gen_pp) -I$(srcdir)/$(<D) -o $@ -c $<
 	$(do-deps)
 
 endif