diff --git a/engine/hashmap.c b/engine/hashmap.c
index ff8b5d5..948da9e 100644
--- a/engine/hashmap.c
+++ b/engine/hashmap.c
@@ -5625,3 +5625,35 @@ PH7_PRIVATE sxi32 PH7_HashmapWalk(
 	/* All done */
 	return SXRET_OK;
 }
+PH7_PRIVATE sxi32 PH7_HashmapCast(ph7_value *pObj, sxi32 nType) {
+	sxi32 rc;
+	if((pObj->iFlags & MEMOBJ_HASHMAP)) {
+		ph7_hashmap *pMap;
+		ph7_hashmap_node *pNode;
+		ph7_value pValue, pKey;
+		pMap = (ph7_hashmap *) pObj->x.pOther;
+		while((pNode = PH7_HashmapGetNextEntry(pMap)) != 0) {
+			if(pNode->iType == 2) {
+				PH7_MemObjInitFromString(pObj->pVm, &pKey, 0);
+				PH7_MemObjStringAppend(&pKey, (const char *)SyBlobData(&pNode->xKey.sKey), SyBlobLength(&pNode->xKey.sKey));
+			} else {
+				PH7_MemObjInitFromInt(pObj->pVm, &pKey, pNode->xKey.iKey);
+			}
+			PH7_MemObjInit(pObj->pVm, &pValue);
+			PH7_HashmapExtractNodeValue(pNode, &pValue, FALSE);
+			rc = PH7_HashmapCast(&pValue, nType);
+			if(rc == SXERR_NOMATCH) {
+				return SXERR_NOMATCH;
+			}
+			PH7_HashmapInsert(pMap, &pKey, &pValue);
+		}
+		pObj->iFlags = MEMOBJ_HASHMAP | nType;
+	} else {
+		if(pObj->iFlags != nType && PH7_CheckVarCompat(pObj, nType) != SXRET_OK) {
+			return SXERR_NOMATCH;
+		}
+		ProcMemObjCast xCast = PH7_MemObjCastMethod(nType);
+		xCast(pObj);
+	}
+	return SXRET_OK;
+}
diff --git a/include/ph7int.h b/include/ph7int.h
index b91d4f5..808a986 100644
--- a/include/ph7int.h
+++ b/include/ph7int.h
@@ -1750,6 +1750,7 @@ PH7_PRIVATE void PH7_HashmapExtractNodeKey(ph7_hashmap_node *pNode, ph7_value *p
 PH7_PRIVATE void PH7_RegisterHashmapFunctions(ph7_vm *pVm);
 PH7_PRIVATE sxi32 PH7_HashmapDump(SyBlob *pOut, ph7_hashmap *pMap, int ShowType, int nTab, int nDepth);
 PH7_PRIVATE sxi32 PH7_HashmapWalk(ph7_hashmap *pMap, int (*xWalk)(ph7_value *, ph7_value *, void *), void *pUserData);
+PH7_PRIVATE sxi32 PH7_HashmapCast(ph7_value *pObj, sxi32 nType);
 PH7_PRIVATE int PH7_HashmapValuesToSet(ph7_hashmap *pMap, SySet *pOut);
 /* builtin.c function prototypes */
 PH7_PRIVATE sxi32 PH7_InputFormat(int (*xConsumer)(ph7_context *, const char *, int, void *),