diff --git a/kernels/x86_64/core2-sse3/1f/bli_axpyf_opt_var1.c b/kernels/x86_64/core2-sse3/1f/bli_axpyf_opt_var1.c
index 631c572a8..bdb9ff5ff 100644
--- a/kernels/x86_64/core2-sse3/1f/bli_axpyf_opt_var1.c
+++ b/kernels/x86_64/core2-sse3/1f/bli_axpyf_opt_var1.c
@@ -91,7 +91,8 @@ void bli_daxpyf_opt_var1(
 	{
 		use_ref = TRUE;
 	}
-	else if ( inca != 1 || incx != 1 || incy != 1 )
+	else if ( inca != 1 || incx != 1 || incy != 1 ||
+	          bli_is_unaligned_to( lda, 16 ) )
 	{
 		use_ref = TRUE;
 	}
diff --git a/kernels/x86_64/core2-sse3/1f/bli_dotxaxpyf_opt_var1.c b/kernels/x86_64/core2-sse3/1f/bli_dotxaxpyf_opt_var1.c
index 57bef435c..af21ede35 100644
--- a/kernels/x86_64/core2-sse3/1f/bli_dotxaxpyf_opt_var1.c
+++ b/kernels/x86_64/core2-sse3/1f/bli_dotxaxpyf_opt_var1.c
@@ -115,7 +115,8 @@ void bli_ddotxaxpyf_opt_var1( conj_t             conjat,
 	{
 		use_ref = TRUE;
 	}
-    else if ( inca != 1 || incw != 1 || incx != 1 || incy != 1 || incz != 1 )
+    else if ( inca != 1 || incw != 1 || incx != 1 || incy != 1 || incz != 1 ||
+	          bli_is_unaligned_to( lda, 16 ) )
     {
         use_ref = TRUE;
     }
diff --git a/kernels/x86_64/core2-sse3/1f/bli_dotxf_opt_var1.c b/kernels/x86_64/core2-sse3/1f/bli_dotxf_opt_var1.c
index 5835beef5..741463925 100644
--- a/kernels/x86_64/core2-sse3/1f/bli_dotxf_opt_var1.c
+++ b/kernels/x86_64/core2-sse3/1f/bli_dotxf_opt_var1.c
@@ -103,7 +103,8 @@ void bli_ddotxf_opt_var1(
 	{
 		use_ref = TRUE;
 	}
-    else if ( inca != 1 || incx != 1 || incy != 1 )
+    else if ( inca != 1 || incx != 1 || incy != 1 ||
+	          bli_is_unaligned_to( lda, 16 ) )
     {
         use_ref = TRUE;
     }