Index: /trunk/ppStack/src/ppStackCleanup.c
===================================================================
--- /trunk/ppStack/src/ppStackCleanup.c	(revision 26183)
+++ /trunk/ppStack/src/ppStackCleanup.c	(revision 26184)
@@ -9,6 +9,4 @@
 #include "ppStack.h"
 #include "ppStackLoop.h"
-
-#define WCS_TOLERANCE 0.001             // Tolerance for WCS
 
 
@@ -34,39 +32,4 @@
 
     // Close up
-    bool wcsDone = false;           // Have we done the WCS?
-    for (int i = 0; i < options->num; i++) {
-        if (options->inputMask->data.PS_TYPE_VECTOR_MASK_DATA[i]) {
-            continue;
-        }
-
-        ppStackThread *thread = stack->threads->data[0]; // Representative stack
-        pmReadout *inRO = thread->readouts->data[i]; // Template readout
-        if (inRO && !wcsDone) {
-            // Copy astrometry over
-            wcsDone = true;
-            pmHDU *inHDU = pmHDUFromCell(inRO->parent); // Template HDU
-            pmHDU *outHDU = pmHDUFromCell(options->outRO->parent); // Output HDU
-            pmChip *outChip = options->outRO->parent->parent; // Output chip
-            pmFPA *outFPA = outChip->parent; // Output FPA
-            if (!outHDU || !inHDU) {
-                psWarning("Unable to find HDU at FPA level to copy astrometry.");
-            } else {
-                if (!pmAstromReadWCS(outFPA, outChip, inHDU->header, 1.0)) {
-                    psErrorClear();
-                    psWarning("Unable to read WCS astrometry from input FPA.");
-                    wcsDone = false;
-                } else {
-                    if (!outHDU->header) {
-                        outHDU->header = psMetadataAlloc();
-                    }
-                    if (!pmAstromWriteWCS(outHDU->header, outFPA, outChip, WCS_TOLERANCE)) {
-                        psErrorClear();
-                        psWarning("Unable to write WCS astrometry to output FPA.");
-                        wcsDone = false;
-                    }
-                }
-            }
-        }
-    }
 
     ppStackMemDump("cleanup");
@@ -96,15 +59,4 @@
     }
 
-    // Put version information into the header
-    pmHDU *hdu = pmHDUFromCell(options->outRO->parent);
-    if (!hdu) {
-        psError(PS_ERR_UNKNOWN, false, "Unable to find HDU for output.");
-        return false;
-    }
-    if (!hdu->header) {
-        hdu->header = psMetadataAlloc();
-    }
-    ppStackVersionHeader(hdu->header);
-
     return true;
 }
Index: /trunk/ppStack/src/ppStackCombineFinal.c
===================================================================
--- /trunk/ppStack/src/ppStackCombineFinal.c	(revision 26183)
+++ /trunk/ppStack/src/ppStackCombineFinal.c	(revision 26184)
@@ -9,4 +9,6 @@
 #include "ppStack.h"
 #include "ppStackLoop.h"
+
+#define WCS_TOLERANCE 0.001             // Tolerance for WCS
 
 //#define TESTING                         // Enable test output
@@ -84,4 +86,53 @@
     }
 
+    // Propagate WCS
+    bool wcsDone = false;           // Have we done the WCS?
+    for (int i = 0; i < options->num && !wcsDone; i++) {
+        if (options->inputMask->data.PS_TYPE_VECTOR_MASK_DATA[i]) {
+            continue;
+        }
+
+        ppStackThread *thread = stack->threads->data[0]; // Representative stack
+        pmReadout *inRO = thread->readouts->data[i]; // Template readout
+        if (inRO && !wcsDone) {
+            // Copy astrometry over
+            wcsDone = true;
+            pmHDU *inHDU = pmHDUFromCell(inRO->parent); // Template HDU
+            pmHDU *outHDU = pmHDUFromCell(target->parent); // Output HDU
+            pmChip *outChip = target->parent->parent; // Output chip
+            pmFPA *outFPA = outChip->parent; // Output FPA
+            if (!outHDU || !inHDU) {
+                psWarning("Unable to find HDU at FPA level to copy astrometry.");
+            } else {
+                if (!pmAstromReadWCS(outFPA, outChip, inHDU->header, 1.0)) {
+                    psErrorClear();
+                    psWarning("Unable to read WCS astrometry from input FPA.");
+                    wcsDone = false;
+                } else {
+                    if (!outHDU->header) {
+                        outHDU->header = psMetadataAlloc();
+                    }
+                    if (!pmAstromWriteWCS(outHDU->header, outFPA, outChip, WCS_TOLERANCE)) {
+                        psErrorClear();
+                        psWarning("Unable to write WCS astrometry to output FPA.");
+                        wcsDone = false;
+                    }
+                }
+            }
+        }
+    }
+
+    // Put version information into the header
+    pmHDU *hdu = pmHDUFromCell(target->parent);
+    if (!hdu) {
+        psError(PS_ERR_UNKNOWN, false, "Unable to find HDU for output.");
+        return false;
+    }
+    if (!hdu->header) {
+        hdu->header = psMetadataAlloc();
+    }
+    ppStackVersionHeader(hdu->header);
+
+
 #ifdef TESTING
     static int pass = 0;                // Pass through