diff --git a/Makefile b/Makefile
index 14dc83d..9386ed7 100644
--- a/Makefile
+++ b/Makefile
@@ -16,11 +16,12 @@ LICENSE_FILE=	${WRKSRC}/LICENSE.md
 
 LIB_DEPENDS=	libunwind.so:devel/libunwind \
 		libutf8proc.so:textproc/utf8proc \
-		libopenblas.so:math/openblas \
+		libopenblasp.so:math/openblas \
 		libgit2.so:devel/libgit2 \
 		libgmp.so:math/gmp \
 		libmpfr.so:math/mpfr \
-		libpcre2-8.so:devel/pcre2
+		libpcre2-8.so:devel/pcre2 \
+		libarpack.so:math/arpack
 BUILD_DEPENDS=	llvm-config38:devel/llvm38 \
 		pcre2-config:devel/pcre2 \
 		patchelf:sysutils/patchelf
diff --git a/files/patch-Make.user b/files/patch-Make.user
index 7edb8a1..c6c9c0f 100644
--- a/files/patch-Make.user
+++ b/files/patch-Make.user
@@ -21,8 +21,8 @@
 +USE_SYSTEM_FFTW=	1
 +USE_SYSTEM_SUITESPARSE=	1
 +
-+LIBBLAS=	-lopenblas -L$(LOCALBASE)/lib
-+LIBBLASNAME=	libopenblas
++LIBBLAS=	-lopenblasp -L$(LOCALBASE)/lib
++LIBBLASNAME=	libopenblasp
 +
 +LIBLAPACK=	$(LIBBLAS)
 +LIBLAPACKNAME=	$(LIBBLASNAME)