diff --git a/utest/test_extensions/test_cgemm.c b/utest/test_extensions/test_cgemm.c
index 08a26554a0..15d64e372e 100644
--- a/utest/test_extensions/test_cgemm.c
+++ b/utest/test_extensions/test_cgemm.c
@@ -75,8 +75,8 @@ static float check_cgemm(char transa, char transb, blasint m, blasint n, blasint
     char transb_verify = transb;
     char cc[2]="C", cr[2]="R";
 
-    int arows = k, acols = m;
-    int brows = n, bcols = k;
+    blasint arows = k, acols = m;
+    blasint brows = n, bcols = k;
 
     if (transa == 'T' || transa == 'C'){
         arows = m; acols = k;
diff --git a/utest/test_extensions/test_zgemm.c b/utest/test_extensions/test_zgemm.c
index 6dcc12724f..bd23ebca42 100644
--- a/utest/test_extensions/test_zgemm.c
+++ b/utest/test_extensions/test_zgemm.c
@@ -75,8 +75,8 @@ static double check_zgemm(char transa, char transb, blasint m, blasint n, blasin
     char transb_verify = transb;
     char cc[2]="C", cr[2]="R";
 
-    int arows = k, acols = m;
-    int brows = n, bcols = k;
+    blasint arows = k, acols = m;
+    blasint brows = n, bcols = k;
 
     if (transa == 'T' || transa == 'C'){
         arows = m; acols = k;