diff --git a/fastparquet-0.5.0.tar.gz b/fastparquet-0.5.0.tar.gz
deleted file mode 100644
index 945f6df..0000000
--- a/fastparquet-0.5.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:257ccfb5f4beafe33276cc81e08ee6d41de3f961e0aedd9c41833f920d4771ff
-size 28912869
diff --git a/fastparquet-0.6.3.tar.gz b/fastparquet-0.6.3.tar.gz
new file mode 100644
index 0000000..a0cfe40
--- /dev/null
+++ b/fastparquet-0.6.3.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ae834d98670b7d67fd3dbadd09c6475de4a675e74eca9160969a9bd0fef2f4c2
+size 29120288
diff --git a/python-fastparquet.changes b/python-fastparquet.changes
index bfd2c26..28563e5 100644
--- a/python-fastparquet.changes
+++ b/python-fastparquet.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Tue May 18 14:41:46 UTC 2021 - Ben Greiner <code@bnavigator.de>
+
+- Update to version 0.6.3
+  * no release notes
+  * new requirement: cramjam instead of separate compression libs
+    and their bindings
+  * switch from numba to Cython
+
 -------------------------------------------------------------------
 Fri Feb 12 14:50:18 UTC 2021 - Dirk Müller <dmueller@suse.com>
 
diff --git a/python-fastparquet.spec b/python-fastparquet.spec
index ecb6a95..804344a 100644
--- a/python-fastparquet.spec
+++ b/python-fastparquet.spec
@@ -21,39 +21,29 @@
 %define         skip_python2 1
 %define         skip_python36 1
 Name:           python-fastparquet
-Version:        0.5.0
+Version:        0.6.3
 Release:        0
 Summary:        Python support for Parquet file format
 License:        Apache-2.0
 URL:            https://github.com/dask/fastparquet/
 Source:         https://github.com/dask/fastparquet/archive/%{version}.tar.gz#/fastparquet-%{version}.tar.gz
-BuildRequires:  %{python_module Brotli}
 BuildRequires:  %{python_module Cython}
-BuildRequires:  %{python_module bson}
-BuildRequires:  %{python_module cffi >= 0.6}
-BuildRequires:  %{python_module lz4 >= 0.19.1}
-BuildRequires:  %{python_module numba >= 0.49}
+BuildRequires:  %{python_module cramjam >= 2.3.0}
+BuildRequires:  %{python_module fsspec}
 BuildRequires:  %{python_module numpy-devel >= 1.11}
 BuildRequires:  %{python_module pandas >= 1.1.0}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module python-lzo}
-BuildRequires:  %{python_module python-snappy}
 BuildRequires:  %{python_module setuptools}
-BuildRequires:  %{python_module testsuite}
 BuildRequires:  %{python_module thrift >= 0.11.0}
-BuildRequires:  %{python_module zstandard}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
-Requires:       python-numba >= 0.49
+Requires:       python-cramjam >= 2.3.0
+Requires:       python-fsspec
 Requires:       python-numpy >= 1.11
 Requires:       python-pandas >= 1.1.0
 Requires:       python-thrift >= 0.11.0
-Recommends:     python-Brotli
-Recommends:     python-bson
-Recommends:     python-lz4 >= 0.19.1
 Recommends:     python-python-lzo
-Recommends:     python-python-snappy
-Recommends:     python-zstandard
 %python_subpackages
 
 %description
@@ -73,7 +63,7 @@ export CFLAGS="%{optflags}"
 
 %install
 %python_install
-%python_expand rm -v %{buildroot}%{$python_sitearch}/fastparquet/speedups.c
+%python_expand rm -v %{buildroot}%{$python_sitearch}/fastparquet/{speedups,cencoding}.c
 %python_expand %fdupes %{buildroot}%{$python_sitearch}
 
 %check