diff --git a/relapack/src/chetrf.c b/relapack/src/chetrf.c
index 8cd3c07742..4351065a19 100644
--- a/relapack/src/chetrf.c
+++ b/relapack/src/chetrf.c
@@ -19,8 +19,8 @@ void RELAPACK_chetrf(
     float *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (CREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * CREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;
diff --git a/relapack/src/chetrf_rook.c b/relapack/src/chetrf_rook.c
index 9ed1261cff..0738e6245b 100644
--- a/relapack/src/chetrf_rook.c
+++ b/relapack/src/chetrf_rook.c
@@ -19,8 +19,8 @@ void RELAPACK_chetrf_rook(
     float *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (CREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * CREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;
diff --git a/relapack/src/csytrf.c b/relapack/src/csytrf.c
index 807c91eced..75cb85c37f 100644
--- a/relapack/src/csytrf.c
+++ b/relapack/src/csytrf.c
@@ -19,8 +19,8 @@ void RELAPACK_csytrf(
     float *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (CREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * CREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;
diff --git a/relapack/src/csytrf_rook.c b/relapack/src/csytrf_rook.c
index 105c6b8b69..ec50170043 100644
--- a/relapack/src/csytrf_rook.c
+++ b/relapack/src/csytrf_rook.c
@@ -19,8 +19,8 @@ void RELAPACK_csytrf_rook(
     float *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (CREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * CREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;
diff --git a/relapack/src/dsytrf.c b/relapack/src/dsytrf.c
index ba869ad118..63027e980b 100644
--- a/relapack/src/dsytrf.c
+++ b/relapack/src/dsytrf.c
@@ -19,8 +19,8 @@ void RELAPACK_dsytrf(
     double *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (DREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * DREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;
diff --git a/relapack/src/dsytrf_rook.c b/relapack/src/dsytrf_rook.c
index fcdc2809ff..8c045b69c3 100644
--- a/relapack/src/dsytrf_rook.c
+++ b/relapack/src/dsytrf_rook.c
@@ -19,8 +19,8 @@ void RELAPACK_dsytrf_rook(
     double *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (DREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * DREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;
diff --git a/relapack/src/ssytrf.c b/relapack/src/ssytrf.c
index 5f8e033913..9bd3997328 100644
--- a/relapack/src/ssytrf.c
+++ b/relapack/src/ssytrf.c
@@ -18,8 +18,8 @@ void RELAPACK_ssytrf(
     float *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (SREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * SREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;
diff --git a/relapack/src/ssytrf_rook.c b/relapack/src/ssytrf_rook.c
index b40f12271a..512a84b3a7 100644
--- a/relapack/src/ssytrf_rook.c
+++ b/relapack/src/ssytrf_rook.c
@@ -19,8 +19,8 @@ void RELAPACK_ssytrf_rook(
     float *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (SREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * SREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;
diff --git a/relapack/src/zhetrf.c b/relapack/src/zhetrf.c
index 3d458fecf8..abe581da76 100644
--- a/relapack/src/zhetrf.c
+++ b/relapack/src/zhetrf.c
@@ -19,8 +19,8 @@ void RELAPACK_zhetrf(
     double *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (ZREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * ZREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;
diff --git a/relapack/src/zhetrf_rook.c b/relapack/src/zhetrf_rook.c
index 605e3a77f7..e90a49de9b 100644
--- a/relapack/src/zhetrf_rook.c
+++ b/relapack/src/zhetrf_rook.c
@@ -19,8 +19,8 @@ void RELAPACK_zhetrf_rook(
     double *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (ZREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * ZREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;
diff --git a/relapack/src/zsytrf.c b/relapack/src/zsytrf.c
index 59daba02f7..c0b8378642 100644
--- a/relapack/src/zsytrf.c
+++ b/relapack/src/zsytrf.c
@@ -19,8 +19,8 @@ void RELAPACK_zsytrf(
     double *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (ZREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * ZREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;
diff --git a/relapack/src/zsytrf_rook.c b/relapack/src/zsytrf_rook.c
index 0fd8e70335..5256771f64 100644
--- a/relapack/src/zsytrf_rook.c
+++ b/relapack/src/zsytrf_rook.c
@@ -19,8 +19,8 @@ void RELAPACK_zsytrf_rook(
     double *Work, const blasint *lWork, blasint *info
 ) {
 
-    // Required work size
-    const blasint cleanlWork = *n * (*n / 2);
+    // Required work size (ZREC_SPLIT rounds up)
+    const blasint cleanlWork = *n * ZREC_SPLIT(*n);
     blasint minlWork = cleanlWork;
 #if XSYTRF_ALLOW_MALLOC
     minlWork = 1;