diff --git a/src/platform/apollolake/include/platform/lib/memory.h b/src/platform/apollolake/include/platform/lib/memory.h
index 5216e60b1..b05c3f7c6 100644
--- a/src/platform/apollolake/include/platform/lib/memory.h
+++ b/src/platform/apollolake/include/platform/lib/memory.h
@@ -250,12 +250,12 @@
 #define SOF_TEXT_BASE		(SOF_FW_START)
 
 /* Heap section sizes for system runtime heap for master core */
-#define HEAP_SYS_RT_0_COUNT64		72
+#define HEAP_SYS_RT_0_COUNT64		128
 #define HEAP_SYS_RT_0_COUNT512		16
 #define HEAP_SYS_RT_0_COUNT1024		4
 
 /* Heap section sizes for system runtime heap for slave core */
-#define HEAP_SYS_RT_X_COUNT64		32
+#define HEAP_SYS_RT_X_COUNT64		64
 #define HEAP_SYS_RT_X_COUNT512		8
 #define HEAP_SYS_RT_X_COUNT1024		4
 
diff --git a/src/platform/cannonlake/include/platform/lib/memory.h b/src/platform/cannonlake/include/platform/lib/memory.h
index 0bcecb1e6..9fec89ba9 100644
--- a/src/platform/cannonlake/include/platform/lib/memory.h
+++ b/src/platform/cannonlake/include/platform/lib/memory.h
@@ -237,7 +237,7 @@
 #define HEAP_SYS_RT_0_COUNT1024		4
 
 /* Heap section sizes for system runtime heap for slave core */
-#define HEAP_SYS_RT_X_COUNT64		32
+#define HEAP_SYS_RT_X_COUNT64		64
 #define HEAP_SYS_RT_X_COUNT512		8
 #define HEAP_SYS_RT_X_COUNT1024		4
 
diff --git a/src/platform/icelake/include/platform/lib/memory.h b/src/platform/icelake/include/platform/lib/memory.h
index 3a1bf1ff1..2da05eb32 100644
--- a/src/platform/icelake/include/platform/lib/memory.h
+++ b/src/platform/icelake/include/platform/lib/memory.h
@@ -234,7 +234,7 @@
 #define HEAP_SYS_RT_0_COUNT1024		4
 
 /* Heap section sizes for system runtime heap for slave core */
-#define HEAP_SYS_RT_X_COUNT64		32
+#define HEAP_SYS_RT_X_COUNT64		64
 #define HEAP_SYS_RT_X_COUNT512		8
 #define HEAP_SYS_RT_X_COUNT1024		4
 
diff --git a/src/platform/tigerlake/include/platform/lib/memory.h b/src/platform/tigerlake/include/platform/lib/memory.h
index eee339e27..011b61af6 100644
--- a/src/platform/tigerlake/include/platform/lib/memory.h
+++ b/src/platform/tigerlake/include/platform/lib/memory.h
@@ -242,7 +242,7 @@
 #define HEAP_SYS_RT_0_COUNT1024		4
 
 /* Heap section sizes for system runtime heap for slave core */
-#define HEAP_SYS_RT_X_COUNT64		32
+#define HEAP_SYS_RT_X_COUNT64		64
 #define HEAP_SYS_RT_X_COUNT512		8
 #define HEAP_SYS_RT_X_COUNT1024		4