diff --git a/m4/ax_cblas.m4 b/m4/ax_cblas.m4
index 0c87c29f..4acda990 100644
--- a/m4/ax_cblas.m4
+++ b/m4/ax_cblas.m4
@@ -157,6 +157,11 @@ if test $ax_cblas_ok = no; then
     AC_CHECK_LIB(cblas, cblas_dgemm, [ax_cblas_ok=yes; CBLAS_LIBS="-lcblas"])
 fi
 
+# Generic BLAS library? (for instance OpenBLAS)
+if test $ax_cblas_ok = no; then
+    AC_CHECK_LIB(cblas, cblas_dgemm, [ax_cblas_ok=yes; CBLAS_LIBS="-lblas"])
+fi
+
 AC_SUBST(CBLAS_LIBS)
 
 LIBS="$ax_cblas_save_LIBS"