diff --git a/param.h b/param.h
index d39fc4a1d..5fb0868b2 100644
--- a/param.h
+++ b/param.h
@@ -1572,7 +1572,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #define SGEMM_DEFAULT_P 768
 #define DGEMM_DEFAULT_P 512
 #define CGEMM_DEFAULT_P 384
-#define ZGEMM_DEFAULT_P 256
+#define ZGEMM_DEFAULT_P 192
 
 #ifdef WINDOWS_ABI
 #define SGEMM_DEFAULT_Q 320
@@ -1582,7 +1582,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #define DGEMM_DEFAULT_Q 256
 #endif
 #define CGEMM_DEFAULT_Q 192
-#define ZGEMM_DEFAULT_Q 128
+#define ZGEMM_DEFAULT_Q 192
 
 #define SGEMM_DEFAULT_R sgemm_r
 #define DGEMM_DEFAULT_R 13824