diff --git a/hif/src/ce/ce_assignment.h b/hif/src/ce/ce_assignment.h
index 3eae01be1e7f..4d602ba9f77b 100644
--- a/hif/src/ce/ce_assignment.h
+++ b/hif/src/ce/ce_assignment.h
@@ -624,15 +624,21 @@ static struct CE_pipe_config target_ce_config_wlan_ar900b[] = {
 #endif
 };
 
+#ifdef QCA_LOWMEM_CONFIG
+#define WMI_MAX_BUF_SIZE 1700
+#else
+#define WMI_MAX_BUF_SIZE 2048
+#endif
+
 static struct CE_attr host_ce_config_wlan_qca8074[] = {
 	/* host->target HTC control and raw streams */
 	{ /* CE0 */ CE_ATTR_FLAGS, 0, 16, 2048, 0, NULL,},
 	/* target->host HTT + HTC control */
 	{ /* CE1 */ CE_ATTR_FLAGS, 0, 0,  2048, 512, NULL,},
 	/* target->host WMI */
-	{ /* CE2 */ CE_ATTR_FLAGS, 0, 0,  2048, 512, NULL,},
+	{ /* CE2 */ CE_ATTR_FLAGS, 0, 0,  WMI_MAX_BUF_SIZE, 512, NULL,},
 	/* host->target WMI (mac0) */
-	{ /* CE3 */ CE_ATTR_FLAGS, 0, 32, 2048, 0, NULL,},
+	{ /* CE3 */ CE_ATTR_FLAGS, 0, 32, WMI_MAX_BUF_SIZE, 0, NULL,},
 	/* host->target HTT */
 	{ /* CE4 */ (CE_ATTR_FLAGS | CE_ATTR_DISABLE_INTR), 0,
 		CE_HTT_H2T_MSG_SRC_NENTRIES, 256, 0, NULL,},
@@ -642,11 +648,11 @@ static struct CE_attr host_ce_config_wlan_qca8074[] = {
 	{ /* CE6 */ CE_ATTR_FLAGS | CE_ATTR_DISABLE_INTR, 0, 0,
 		0, 0, NULL,},
 	/* host->target WMI (mac1) */
-	{ /* CE7 */ CE_ATTR_FLAGS, 0, 32, 2048, 0, NULL,},
+	{ /* CE7 */ CE_ATTR_FLAGS, 0, 32, WMI_MAX_BUF_SIZE, 0, NULL,},
 	/* Target to uMC */
 	{ /* CE8 */ CE_ATTR_FLAGS, 0, 0, 0, 0, NULL,},
 	/* host->target WMI (mac2) */
-	{ /* CE9 */ CE_ATTR_FLAGS, 0, 32,  2048, 0, NULL,},
+	{ /* CE9 */ CE_ATTR_FLAGS, 0, 32,  WMI_MAX_BUF_SIZE, 0, NULL,},
 	/* target->host HTT */
 	{ /* CE10 */ CE_ATTR_FLAGS, 0, 0,  2048, 512, NULL,},
 	{ /* CE11 unused */ 0, 0, 0, 0, 0, NULL,},
@@ -658,9 +664,9 @@ static struct CE_pipe_config target_ce_config_wlan_qca8074[] = {
 	/* target->host HTT */
 	{ /* CE1 */ 1, PIPEDIR_IN,  32, 2048, CE_ATTR_FLAGS, 0,},
 	/* target->host WMI  + HTC control */
-	{ /* CE2 */ 2, PIPEDIR_IN,  32, 2048, CE_ATTR_FLAGS, 0,},
+	{ /* CE2 */ 2, PIPEDIR_IN,  32, WMI_MAX_BUF_SIZE, CE_ATTR_FLAGS, 0,},
 	/* host->target WMI */
-	{ /* CE3 */ 3, PIPEDIR_OUT, 32, 2048, CE_ATTR_FLAGS, 0,},
+	{ /* CE3 */ 3, PIPEDIR_OUT, 32, WMI_MAX_BUF_SIZE, CE_ATTR_FLAGS, 0,},
 	/* host->target HTT */
 	{ /* CE4 */ 4, PIPEDIR_OUT, 256, 256,
 		(CE_ATTR_FLAGS | CE_ATTR_DISABLE_INTR), 0,},
@@ -669,13 +675,13 @@ static struct CE_pipe_config target_ce_config_wlan_qca8074[] = {
 	{ /* CE5 */ 5, PIPEDIR_IN,  32, 2048, 0, 0,},
 	/* Reserved for target autonomous HIF_memcpy */
 	{ /* CE6 */ 6, PIPEDIR_INOUT, 32, 65535, 64, 0,},
-	/* CE7 used only by Host */
-	{ /* CE7 */ 7, PIPEDIR_OUT, 32, 2048,
+	/* CE7 host->target WMI (mac1) */
+	{ /* CE7 */ 7, PIPEDIR_OUT, 32, WMI_MAX_BUF_SIZE,
 		8192, 0,},
 	/* CE8 used only by IPA */
 	{ /* CE8 */ 8, PIPEDIR_INOUT, 32, 65535, 112, 0,},
-	/* CE9 target->host HTT */
-	{ /* CE9 */ 9, PIPEDIR_OUT,  32, 2048, 8192, 0,},
+	/* CE9 host->target WMI (mac2) */
+	{ /* CE9 */ 9, PIPEDIR_OUT,  32, WMI_MAX_BUF_SIZE, 8192, 0,},
 	/* CE10 target->host HTT */
 	{ /* CE10 */ 10, PIPEDIR_INOUT_H2H,  0, 0, 0, 0,},
 	{/* CE11 unused */11, PIPEDIR_NONE, 0, 0, 0, 0,},