diff --git a/python-PyMuPDF.spec b/python-PyMuPDF.spec
index 56eea8d..4624f3f 100644
--- a/python-PyMuPDF.spec
+++ b/python-PyMuPDF.spec
@@ -33,8 +33,8 @@ BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
 BuildRequires:  gcc
 BuildRequires:  jbig2dec-devel
-BuildRequires:  mupdf-devel-static < 1.19.0
-BuildRequires:  mupdf-devel-static >= 1.18.0
+BuildRequires:  mupdf-devel-static < 1.20.0
+BuildRequires:  mupdf-devel-static >= 1.19.0
 BuildRequires:  openSUSE-release
 BuildRequires:  pkgconfig
 BuildRequires:  python-rpm-macros