diff --git a/octave-iso2mesh.spec b/octave-iso2mesh.spec
index 700d2df..b402cc9 100644
--- a/octave-iso2mesh.spec
+++ b/octave-iso2mesh.spec
@@ -2,12 +2,13 @@
 
 Name:           octave-%{octpkg}
 Version:        1.9.1
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        A 3D surface and volumetric mesh generator for MATLAB/Octave
 # Main package: GPLv3+
-# JMeshLib: GPLv2
+# Meshfix: GPLv2+
+# JMeshLib: GPLv2+
 # Tetgen: AGPLv3+
-License: GPLv3+ and GPLv2 and AGPLv3+
+License: GPLv3+ and GPLv2+ and AGPLv3+
 
 URL:            http://iso2mesh.sf.net
 # the following utilities are called internally by iso2mesh (stored under a private folder),
@@ -22,9 +23,9 @@ ExcludeArch:    armv7hl
 BuildRequires:  cmake CGAL-devel SuperLU-devel blas-static gcc-c++ zlib-devel octave-devel
 
 %if 0%{?fedora} >=32
-Requires:       octave mpfr-devel gmp-devel boost-devel SuperLU
+Requires:       octave mpfr-devel boost-devel SuperLU octave-jsonlab octave-jnifti octave-zmat
 %else
-Requires:       octave CGAL SuperLU gmp-devel
+Requires:       octave CGAL SuperLU octave-jsonlab octave-jnifti octave-zmat
 %endif
 
 Requires(post): octave
@@ -87,7 +88,8 @@ Description: Iso2Mesh is a MATLAB/Octave-based mesh generation toolbox,
  medical imaging data analysis and multi-physics modeling.
  Iso2Mesh is cross-platform and is compatible with both MATLAB
  and GNU Octave.
-
+URL: %{url}
+Depends: jnifti, jsonlab, zmat
 Categories: Mesh
 EOF
 
@@ -96,8 +98,6 @@ iso2mesh >> Iso2Mesh
 Iso2Mesh
  advancefront
  barydualmesh
- base64decode
- base64encode
  bbxflatsegment
  binsurface
  bwislands
@@ -115,7 +115,6 @@ Iso2Mesh
  extrudesurf
  faceneighbors
  fallbackexeext
- fast_match_bracket
  fillholes3d
  fillsurf
  finddisconnsurf
@@ -125,8 +124,6 @@ Iso2Mesh
  getoptkey
  getplanefrom3pt
  getvarfrom
- gzipdecode
- gzipencode
  highordertet
  i2m
  imedge3d
@@ -136,27 +133,10 @@ Iso2Mesh
  internalpoint
  iso2meshver
  isoctavemesh
- jdatadecode
- jdataencode
- jnifticreate
  jsonopt
  latticegrid
- loadjnifti
- loadjson
- loadmsgpack
- loadnifti
- loadubjson
- lz4decode
- lz4encode
- lz4hcdecode
- lz4hcencode
- lzipdecode
- lzipencode
- lzmadecode
- lzmaencode
  m2v
  maskdist
- match_bracket
  maxsurf
  mcpath
  memmapstream
@@ -187,11 +167,6 @@ Iso2Mesh
  meshunitsphere
  mwpath
  neighborelem
- nestbracket2dim
- nifticreate
- nii2jnii
- niicodemap
- niiformat
  nodevolume
  orderloopedge
  orthdisk
@@ -208,7 +183,6 @@ Iso2Mesh
  readinr
  readmedit
  readmptiff
- readnifti
  readnirfast
  readoff
  readsmf
@@ -225,19 +199,14 @@ Iso2Mesh
  saveabaqus
  saveasc
  savebinstl
- savebnii
  savedxf
  savegts
  saveinr
  savejmesh
- savejnifti
- savejnii
  savejson
  savemedit
  savemphtxt
- savemsgpack
  savemsh
- savenifti
  savenirfast
  saveoff
  savesmf
@@ -245,7 +214,6 @@ Iso2Mesh
  savesurfpoly
  savetetgenele
  savetetgennode
- saveubjson
  savevrml
  smoothbinvol
  smoothsurf
@@ -277,11 +245,17 @@ Iso2Mesh
  vol2surf
  volface
  volmap2mesh
- zlibdecode
- zlibencode
 EOF
 
 mkdir -p inst/
+
+rm -rf base64decode base64encode fast_match_bracket gzipdecode gzipencode \
+jdatadecode jdataencode jnifticreate loadjnifti loadjson loadmsgpack \
+loadnifti loadubjson lz4decode lz4encode lz4hcdecode lz4hcencode lzipdecode \
+lzipencode lzmadecode lzmaencode match_bracket nestbracket2dim nifticreate \
+nii2jnii niicodemap niiformat readnifti savebnii savejnifti savejnii \
+savemsgpack savenifti saveubjson zlibdecode zlibencode
+
 mv *.m inst/
 mv img2mesh.fig inst/
 
@@ -344,6 +318,10 @@ install -m 0755 -vp  bin/* %{buildroot}%{_libexecdir}/%{octpkg}/
 %doc sample
 
 %changelog
+* Fri Oct 11 2019 Qianqian Fang <fangqq@gmail.com> - 1.9.1-3
+- Define octave package-level dependency via the DESCRIPTION file
+- Remove gmp-devel from Requires
+
 * Thu Oct 10 2019 Qianqian Fang <fangqq@gmail.com> - 1.9.1-2
 - Fix licenses
 - Move binaries to libexec