diff --git a/extra/math/blas/cblas/cblas.factor b/extra/math/blas/cblas/cblas.factor
index 266972fc99..31807b7389 100644
--- a/extra/math/blas/cblas/cblas.factor
+++ b/extra/math/blas/cblas/cblas.factor
@@ -2,9 +2,9 @@ USING: alien alien.c-types alien.syntax kernel system combinators ;
 IN: math.blas.cblas
 
 << "cblas" {
-    { [ os macosx? ] [ "libcblas.dylib" "cdecl" add-library ] }
-    { [ os windows? ] [ "cblas.dll" "cdecl" add-library ] }
-    [ drop "libcblas.so" "cdecl" add-library ]
+    { [ os macosx? ] [ "libblas.dylib" "cdecl" add-library ] }
+    { [ os windows? ] [ "blas.dll" "cdecl" add-library ] }
+    [ "libblas.so" "cdecl" add-library ]
 } cond >>
 
 LIBRARY: cblas
diff --git a/extra/math/blas/matrices/matrices.factor b/extra/math/blas/matrices/matrices.factor
index 965eda813d..b29ca85d45 100644
--- a/extra/math/blas/matrices/matrices.factor
+++ b/extra/math/blas/matrices/matrices.factor
@@ -215,7 +215,7 @@ syntax:M: blas-matrix-base clone
     clone n*M.M+n*M-in-place ;
 
 : n*M.V ( alpha A x -- alpha*A.x )
-    1.0 2over [ Mheight ] dip empty-vector
+    1.0 2over [ Mheight ] dip <empty-vector>
     n*M.V+n*V-in-place ; inline
 
 : M.V ( A x -- A.x )