diff --git a/MP2/MP2_Sources/cont_frame_pool.C b/MP2/MP2_Sources/cont_frame_pool.C
index c735938..a0c4516 100644
--- a/MP2/MP2_Sources/cont_frame_pool.C
+++ b/MP2/MP2_Sources/cont_frame_pool.C
@@ -127,7 +127,7 @@
 /* METHODS FOR CLASS   C o n t F r a m e P o o l */
 /*--------------------------------------------------------------------------*/
 
-std::vector<ContFramePool> ContFramePool::pools;   // List of frame pools, managed by the class
+ContFramePool* ContFramePool::pools = (ContFramePool *) FRAME_SIZE;   // List of frame pools, managed by the class
 unsigned int ContFramePool::nPools = 0;    // Number of pools being managed
 
 ContFramePool::ContFramePool(unsigned long _base_frame_no,
@@ -149,7 +149,7 @@ ContFramePool::ContFramePool(unsigned long _base_frame_no,
     info_frame_no = _info_frame_no;
     n_info_frames = _n_info_frames;
 
-    pools.push_back(*this);
+    pools[nPools] = *this;
     nPools += 1;
    
     // If _info_frame_no is zero then we keep management info in the first
diff --git a/MP2/MP2_Sources/cont_frame_pool.H b/MP2/MP2_Sources/cont_frame_pool.H
index b89a476..13c7a07 100755
--- a/MP2/MP2_Sources/cont_frame_pool.H
+++ b/MP2/MP2_Sources/cont_frame_pool.H
@@ -27,7 +27,6 @@
 /*--------------------------------------------------------------------------*/
 
 #include "machine.H"
-#include <vector>
 
 /*--------------------------------------------------------------------------*/
 /* DATA STRUCTURES */
@@ -50,7 +49,7 @@ private:
     unsigned long   nframes;       // Size of the frame pool
     unsigned long   info_frame_no; // Where do we store the management information?
     unsigned long   n_info_frames; // Number of frames needed to store management info
-    static std::vector<ContFramePool> pools;   // List of frame pools, managed by the class
+    static ContFramePool* pools;   // List of frame pools, managed by the class
     static unsigned int nPools;    // Number of pools being managed
 
     void mark_inaccessible(unsigned long _frame_no); // Should be a frame marked as