diff --git a/CASCADE/Makefile b/CASCADE/Makefile
index 08b2ed3de61332f784e40a6d20f5e46f903d8e3b..a95c7ddf6dee517e8209068bbd5757726ebb2e82 100644
--- a/CASCADE/Makefile
+++ b/CASCADE/Makefile
@@ -51,7 +51,7 @@ del_flip.o
 #
 all: lib$(NAME).a
 lib$(NAME).a: $(OBJECTS) $(UTILS)
-	ar -rv lib$(NAME).a $(OBJECTS)
+	ar -X 64 -rv lib$(NAME).a $(OBJECTS)
 	echo "--"
 	echo "compiler output...."
 	more $(COMPILE_OUT)
diff --git a/Makefile.p690 b/Makefile.p690
index 0f6e7f0fff93460867c8a63ef8bf51f499bc37fd..74912f243d928d2f4af759d07695161933d1e123 100644
--- a/Makefile.p690
+++ b/Makefile.p690
@@ -9,9 +9,8 @@ CC     =  mpcc_r
 # I would like to add -u here, but Wow!  Just try it.
 # FFLAGS  = -O3 -qstrict -Q -qarch=auto -qtune=auto -qfloat=nomaf:nofold
 # Trouble on the p690; time to get serious.
-FFLAGS  = -O2 -qstrict -Q -q64 -b64 -qarch=pwr4 -qtune=pwr4 \
+FFLAGS  = -O2 -qmaxmem=-1 -qstrict -Q -q64 -b64 -qarch=pwr4 -qtune=pwr4 \
 -qfloat=nomaf:nofold:norsqrt:strictnmaf \
--qrealsize=8 \
 -qflttrap=overflow:underflow:zerodivide:invalid:inexact:enable \
 -qsigtrap \
 -qhalt=e \
diff --git a/NN/Makefile b/NN/Makefile
index 4cdfee2d4601d3f620f25503cd8dd240f46e38ad..fc378ab7a9eaae233ba4efdc0e3914efc481947e 100644
--- a/NN/Makefile
+++ b/NN/Makefile
@@ -13,7 +13,7 @@ volume.o
 
 all: lib$(NAME).a
 lib$(NAME).a: $(OBJECTS_NN)
-	ar rcv lib$(NAME).a $(OBJECTS_NN)
+	ar -X 64 rcv lib$(NAME).a $(OBJECTS_NN)
 	echo "--"
 	echo "compiler output...."
 	more $(COMPILE_OUT)
diff --git a/OCTREE/Makefile b/OCTREE/Makefile
index 4e6e12ff3d8da55cbc88047dc5d4def20dcafc46..1265a636162ad54364c7d69d788127329898927a 100644
--- a/OCTREE/Makefile
+++ b/OCTREE/Makefile
@@ -14,7 +14,7 @@ rootls_sloan.o
 
 all: lib$(NAME).a
 lib$(NAME).a: $(OBJECTS_OCTREE)
-	ar rcv lib$(NAME).a $(OBJECTS_OCTREE)
+	ar -X 64 rcv lib$(NAME).a $(OBJECTS_OCTREE)
 	echo "--"
 	echo "compiler output...."
 	more $(COMPILE_OUT)
diff --git a/RESAMPLE/Makefile b/RESAMPLE/Makefile
index 05330934de4b55f73bb918607daa37e03e3b5243..b3adaf379e92d367e83aa7b056daf1bd7735b692 100644
--- a/RESAMPLE/Makefile
+++ b/RESAMPLE/Makefile
@@ -18,7 +18,7 @@ resample.o
 
 all: lib$(NAME).a
 lib$(NAME).a: $(OBJECTS)
-	ar rcv lib$(NAME).a $(OBJECTS)
+	ar -X 64 rcv lib$(NAME).a $(OBJECTS)
 	echo "--"
 	echo "compiler output...."
 	more $(COMPILE_OUT)