diff --git a/param.h b/param.h
index d0ee246e8..5a807d7f6 100644
--- a/param.h
+++ b/param.h
@@ -3353,7 +3353,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #if defined(CORTEXA57) || defined(CORTEXX1) || \
     defined(CORTEXA72) || defined(CORTEXA73) || \
-    defined(FALKOR)    || defined(TSV110) || defined(EMAG8180) || defined(VORTEX) || defined(FT2000)
+    defined(FALKOR)    || defined(TSV110) || defined(EMAG8180) || defined(VORTEX) || defined(FT2000) || defined(VORTEXM4)
 
 #define SGEMM_DEFAULT_UNROLL_M  16
 #define SGEMM_DEFAULT_UNROLL_N  4
@@ -3370,7 +3370,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 /*FIXME: this should be using the cache size, but there is currently no easy way to
 query that on ARM. So if getarch counted more than 8 cores we simply assume the host
 is a big desktop or server with abundant cache rather than a phone or embedded device */ 
-#if NUM_CORES > 8 || defined(TSV110) || defined(EMAG8180) || defined(VORTEX)|| defined(CORTEXX1)
+#if NUM_CORES > 8 || defined(TSV110) || defined(EMAG8180) || defined(VORTEX)|| defined(CORTEXX1) || defined(VORTEXM4)
   #define SGEMM_DEFAULT_P 512
   #define DGEMM_DEFAULT_P 256
   #define CGEMM_DEFAULT_P 256
@@ -3598,15 +3598,15 @@ is a big desktop or server with abundant cache rather than a phone or embedded d
 #undef BGEMM_ALIGN_K
 #undef BGEMM_DEFAULT_UNROLL_M
 #undef BGEMM_DEFAULT_UNROLL_N
-#define BGEMM_ALIGN_K 4
-#define BGEMM_DEFAULT_UNROLL_M 8
+#define BGEMM_ALIGN_K 8
 #define BGEMM_DEFAULT_UNROLL_N 4
+#define BGEMM_DEFAULT_UNROLL_M 4
 
 #undef SBGEMM_ALIGN_K
 #undef SBGEMM_DEFAULT_UNROLL_M
 #undef SBGEMM_DEFAULT_UNROLL_N
-#define SBGEMM_ALIGN_K 4
-#define SBGEMM_DEFAULT_UNROLL_M 8
+#define SBGEMM_ALIGN_K 8
+#define SBGEMM_DEFAULT_UNROLL_M 4
 #define SBGEMM_DEFAULT_UNROLL_N 4
 
 #define SGEMM_DEFAULT_UNROLL_M  16
@@ -3842,7 +3842,7 @@ Until then, just keep it different than DGEMM_DEFAULT_UNROLL_N to keep copy rout
 
 #endif /* ARMv8 */
 
-#if defined(ARMV9SME) /* ARMv9 SME */
+#if defined(ARMV9SME) || defined(VORTEXM4)  /* ARMv9 SME */
 #define USE_SGEMM_KERNEL_DIRECT 1
 #endif /* ARMv9 SME */